,gray ,wolf ,unit ;,a

            ,table ( ,3t5ts

,meet ! ,gray ,wolf """"""""""""""""""#a
,:at ! ,gray ,wolf ,looks ,l""""""""""#b
,! ,gray ,wolf's ,habitat"""""""""""""#c
,gray ,wolf ,unit ;,a ,ma?
  ,skills """"""""",,,,,,"""""""""""""#d
,problems = ,gray ,wolf ,unit ;,a
  ,problem #a"""""""""""""""""""""""""#e
  ,problem #b"""""""""""""""""""""""""#f
  ,problem #c"""""""""""""""""""""""""#g
  ,problem #d"""""""""""""""""""""""""#h
  ,problem #e"""""""""""""""""""""""""#i
  ,problem #f""""""""""""""""""""""""#aj
,3clu.n""""""""""""""""""""""""""""""#aa
,gloss>y"""""""""""""""""""""""""""""#ab







          ,meet ! ,gray ,wolf

  ,! gray wolf is a 4tant ance/or ( !
dog1 b wolves >e wild & g5]ally pref] to
avoid p4 ,wolves >e social animals t
live 9 gr\ps call$ ^1packs t travel &
hunt tgr4 ,! ^1pack w let o!r packs "k
": xs ^1t]ritory is by l1v+ ^1sc5t
^1m>k+s & by h[l+ to let o!r wolves "k
": ! pack is4 ,wolves >e top ^1pr$ators
t "w tgr to *ase & kill l>ge ^1ungulates
l elk1 de]1 or bu6alo4 ,!y may attack
^1dome/ic animals l cattle or %eep1 s !y
ne$ to 2 kept away f >1s ": humans raise
^1live/ock4










      ,:at ! ,gray ,wolf ,looks ,l

  ,! graphic %[s ! gray wolf /&+ ) xs
h1d fac+ left4 ,xs po9t$ h1d 5ds 9 a r.d
black nose4 ,two po9t$ e>s ext5d up f !
top ( xs h1d4 ,"o eye is visible 2l & to
! left ( ! e>s4 ,! wolf is cov]$ ) %a7y
fur1 & ! tail is bu%y & hangs 2l !
middle jo9t ( xs legs4 ,! wolf's face is
li<t gray4 ,! d>k] gray on xs body
gradually *anges to li<t] gray on xs l[]
legs4












                                      #b
       ,! ,gray ,wolf's ,habitat

  ,gray wolves 7 once f.d "?\t mo/ (
,nor? ,am]ica b !y 7 hunt$ until !
^1species 0 alm ^1ext9ct4 ,td1 wolves
live 9 s"eal wild];s >1s 9 ! nor?we/]n &
s\?we/]n ,unit$ ,/ates1 ": !y >e
^1protect$4 ,9 ! wild1 wolves help keep
! ^1habitat h1l?y by keep+ elk1 de]1 &
bu6alo popula;ns f gett+ too big4 ,a
wolf ^1pack's ^1t]ritory has to h 5
^1prey to support ! gr\p4 ,wolves "s"ts
travel l;g 4t.es to f9d ^1prey4 ,!y c
eat #bj ^1p.ds ( m1t at a "t b !y c al g
= two weeks )\t eat+ at all4









                                      #c
   ,gray ,wolf ,unit ,a ,ma? ,skills

  ,le>n ab ! ^1elusive gray wolf z y
practice yr geometry skills4 ,9 ? unit1
y'll f9d ! ^1p]imet] & >ea ( ^1polygons
& circles1 & ! ^1volume ( rectangul>
prisms4 ,y'll ne$ to use ! 3/ant pi on
"s problems4 ,y c use _% #3.14 _: z !
value ( pi 9 yr calcula;ns4















                                      #d
      ,gray ,wolf ,wolf ,unit ;,a
              ,problem #a

    ,problem3 ,gray wolves >e social
    animals4 ,!y usually live 9 packs
    3si/+ ( a dom9ant adult male &
    female1 s"eal adolesc5t males1 & "y]
    wolves t >e n r1dy to survive on _!
    [n4 ,a pack ne$s a l>ge t]ritory to
    f9d 5 prey = all xs memb]s4
    ,sci5ti/s /udi$ "o pack t _h a squ>e
    t]ritory t 0 #d miles on ea* side4
    ,:at is ! p]imet] ( ! t]ritory8
,h9t #a3 ,! p]imet] is ! l5g? ( all
  sides add$ tgr4 ,imag9e a wolf walk+ !
  $ge ( a squ>e4 ,h[ f> wd x travel8
,h9t #b3 ,! wolves'0 t]ritory is a squ>e
  ) #d sides4 ,ea* side is #d miles l;g4






                                      #e
      ,gray ,wolf ,wolf ,unit ;,a
              ,problem #b

    ,problem3 ,! map %[s ! size ( five
    /ates 9 ! nor?we/ ,unit$ ,/ates t h
    gray wolf popula;ns4 ,"o ( ! l>ge/
    popula;ns is 9 ,wyom+4 ,use ! map to
    f9d ! >ea 9 squ>e miles 9 ,wyom+4 ,d
    n 9clude a comma :5 y 5t] yr answ]4
,h9t #a3 ,f9d ! /ate ( ,wyom+ on ! map1
  & !n ! 4t.es ( xs l5g? & wid?4
,h9t #b3 ,! l5g? is #cej1 & ! wid? is
  #bge4 ,multiply to f9d ! >ea 9 squ>e
  miles4










                                      #f
         ,gray ,wolf ,unit ;,a
              ,problem #c

    ,problem3 ,a gray wolf 0 track$ by
    sci5ti/s z x travel$ 9 a circle
    look+ = prey4 ,! circle _h a radius
    ( #a mile4 ,:at 0 ! circumf];e ( !
    circle 9 miles8 ,use _% #3.14 _: = !
    value ( pi4
,h9t #a3 ,! circumf];e ( a circle is xs
  p]imet]4 ,! =mula is _% #2(.p)r _: ":
  ;r is ! radius4
,h9t #b3 _% #2(.p)r _: equals #b "ts
  _% #3.14 _: "ts ! radius1 : is #a
  mile4









                                      #g
      ,gray ,wolf ,wolf ,unit ;,a
              ,problem #d

    ,problem3 ,gray wolves "s"ts ne$
    to 2 captur$ & mov$ to new >1s ": !y
    >e away f humans & live/ock4
    ,sci5ti/s & rang]s use m$ic9es to
    make ! wolf sleep :ile x is 2+ mov$4
    ,! wolf is plac$ 9to a cage t is
    l>ge 5 = x to sleep b small 5 s t x
    c't hurt xf4 ,a cage is #d feet l;g1
    #c feet wide & #c feet hi<4 ,:at is
    ! volume ( ! cage 9 cubic feet8
,h9t #a3 ,to f9d ! volume1 multiply !
  l5g?1 wid? & hei<t4
,h9t #b3 ,multiply #d feet1 #c feet1 &
  #c feet4







                                      #h
      ,gray ,wolf ,wolf ,unit ;,a
              ,problem #e

    ,problem3 ,! map %[s ! loca;n 9
    miles 2t ?ree wolves4 ,_! loca;ns >e
    at ! v]tices ( a "r triangle4 ,:at
    is ! >ea 9 squ>e miles ( ! triangle8
    ,use ! =mula _%
    ?1/2#(base)(height)_4 _:
,h9t #a3 ,f9d ! 4t.e 2t ,wolf ,a & ;,c1
  & 2t ,wolf ,a & ;,b4 ,t gives y ! base
  & hei<t ( a "r triangle4
,h9t #b3 ,multiply ! values = ! base &
  hei<t1 & !n divide by #b4










                                      #i
      ,gray ,wolf ,wolf ,unit ;,a
              ,problem #f

    ,problem3 ,wolves communicate by
    h[l+ tgr4 ,_! calls c 2 he>d ov] l;g
    4t.es4 ,? helps a wolf pack 3trol xs
    t]ritory4 ,imag9e a wolf pack /&+ 9
    ! c5t] ( a circle4 ,_! h[ls c 2 he>d
    #d miles away 9 any direc;n4 ,f9d !
    >ea ( ! circle acr : ! wolves c 2
    he>d4 ,rememb]1 ! =mula = ! >ea ( a
    circle is pi "ts ! radius squ>$4
    ,use _% #3.14 _: z ! value = pi4
,h9t #a3 ,! circle has a radius ( #d
  miles4 ,pi "ts ! radius squ>$ w give y
  ! >ea4
,h9t #b3 ,pi "ts #d squ>$ is ! >ea ( !
  circle4 ,t's equal to _% #3.14 _: "ts
  #af4





                                     #aj
                ,3clu.n

  ,y've complet$ ? unit on geometry4
,le>n m ab ! gray wolf & *all5ge yrf )
"s h>d] geometry problems 9 ,unit ;,b4



















                                     #aa
                ,gloss>y

adolesc5t ,an adolesc5t is an 9dividual
  :o is 9 transi;n 2t *ildhood &
  adulthood4
>ea ,! >ea ( a two-dim5.nal %ape m1ns h[
  m* space is 5clos$ by xs p]imet] or
  $ge4
circumf];e ,! circumf];e is ! 4t.e >.d !
  $ge ( a circle4 ,x is ! p]imet] ( !
  circle4
cubic foot ,a cubic foot is a #c
  dim5.nal >ea t is #a foot l;g1 #a foot
  wide & #a foot hi<4
dome/ic ,dome/ic m1ns t ! animal is
  rais$ by p4
dom9ant ,a dom9ant animal is ! "o t is
  mo/ p[];l )9 a gr\p4
elusive ,elusive m1ns t "s?+ is h>d to
  see1 f9d or capture4
ext9ct ,ext9ct m1ns no l;g] exi/+4
habitat ,a habitat is ! natural place ":
  an animal lives4
live/ock ,live/ock >e animals s* z
  cattle & %eep t >e rais$ = food    #ab
  by humans4
mile ,a mile is a unit ( 4t.e equal to
  #ebhj feet4 ,mo/ p wd take ab #ae to
  #cj m9utes to walk a mile4
pack ,a pack is a gr\p ( animals t live
  & "w tgr4
p]imet] ,! p]imet] is ! 4t.e >.d a clos$
  two-dim5.nal %ape4
polygon ,a polygon is a two-dim5.nal
  %ape t is clos$ & has /rai<t l9es &
  angles4 ,a squ>e is an example ( a
  polygon4
p.d ,a p.d is a unit ( m1sure;t t
  describes wei<t4 ,a small book wei<s
  ab #a p.d4 ,! av]age adult wei<s 2t
  #ajj & #bjj p.ds4
pr$ator ,a pr$ator is an animal t hunts
  o!r animals = food4
prey ,prey >e animals t >e eat5 z food
  by o!r animals4
protect$ ,protect$ m1ns %ield$ or kept f
  h>m1 s* z 9jury or d1?4radius ,!
radius is "o half ( ! diamet]
  ( a circle4 ,x is ! 4t.e f ! c5t] ( !
  circle to any $ge4                 #ac
rang] ,a rang] is a p]son :o "ws 9 a
  p>k1 zoo or pres]ve to c>e = ! animals
  & plants t live "!4
sc5t m>k+ ,sc5t m>k+ is a way t an
  animal w let o!rs "k ": x has be54
  ,animals (t5 ur9ate1 t is1 pee1 z a
  way to l1ve a sc5t m>k4
sci5ti/ ,sci5ti/s >e p :o /udy nature4
  ,sci5ti/s >e 9t]e/$ 9 animals' 2havior
  & _! habitats4
species ,a species is a gr\p ( animals t
  >e closely relat$ to ea* o!r4 ,!y c
  reproduce ) ea* o!r b n ) o!r animals
  t >e n ( ! same species4
squ>e mile ,a squ>e mile is an >ea t is
  "o mile 9 l5g? on ea* side4
t]ritory ,t]ritory is ! >ea ( l& an
  animal lives in4 ,"s animals w def5d
  _! t]ritory to prev5t o!r animals f
  us+ x4
track  ,to track an animal is to foll[
  xs move;ts4 ,sci5ti/s may foll[ an
  animal's footpr9ts or obs]ve x z x
  swims or flies4
ungulate   ,an ungulate is a l>ge    #ad
mammal ) hooves1 s* z a de]1 c[1 horse1
  elk1 or antelope4
v]tices  ,v]tices >e ! po9ts or corn]s
  ": two l9es 3nect4
volume   ,! volume ( a ?ree-dim5.nal
  object is ! am.t ( space x 3ta9s4


















                                     #ae
         ,gray ,wolf ,unit ;,b

            ,table ( ,3t5ts

,meet ! ,gray ,wolf """"""""""""""""" #a
,:at ! ,gray ,wolf ,looks ,l""""""""" #b
,! ,gray ,wolf's ,habitat"""""""""""" #c
,gray ,wolf ,unit ;,b ,ma?
  ,skills """"""""",,,,,,"""""""""""" #d
,problems = ,gray ,wolf ,unit ;,b
  ,problem #a"""""""""""""""""""""""" #e
  ,problem #b"""""""""""""""""""""""" #f
  ,problem #c"""""""""""""""""""""""" #g
  ,problem #d"""""""""""""""""""""""" #h
  ,problem #e"""""""""""""""""""""""" #i
  ,problem #f""""""""""""""""""""""" #aj
,3clu.n""""""""""""""""""""""""""""" #aa
,gloss>y"""""""""""""""""""""""""""" #ab







          ,meet ! ,gray ,wolf

  ,! gray wolf ^1species has alw provok$
/r;g reac;ns 9 humans4 ^1,native ^1p (
^1,nor? ^1,am]ica respect ! gray wolf =
xs c\rage1 /r5g? & loyalty to xs family4
,_m ran*]s & f>m]s d n l wolves 2c ^!
^1pr$ators w attack _! ^1live/ock4 ,o!r
p ?9k ! wolf is a b1uti;l animal t has
an important place 9 xs ^1habitat4 ,!
wolf 0 hunt$ until x 0 ne>ly ^1ext9ct a
c5tury ago4 ,td1 new popula;ns >e 2+
return$ to wild];s >1s ": !y >e
^1protect$4











      ,:at ! ,gray ,wolf ,looks ,l

  ,! graphic %[s ! gray wolf /&+ ) xs
h1d fac+ left4 ,xs po9t$ h1d 5ds 9 a r.d
black nose4 ,two po9t$ e>s ext5d up f !
top ( xs h1d4 ,"o eye is visible 2l & to
! left ( ! e>s4 ,! wolf is cov]$ ) %a7y
fur1 & ! tail is bu%y & hangs 2l !
middle jo9t ( xs legs4 ,! wolf's face is
li<t gray4 ,! d>k] gray on xs body
gradually *anges to li<t] gray on xs l[]
legs4












                                      #b
       ,! ,gray ,wolf's ,habitat

  ,! gray wolf ^1species us$ to live z
f> nor? z ! ^1,>ctic1 & z f> s\? z !
des]ts ( ,mexico4 ,a small popula;n has
return$ to ! s\?we/]n ,unit$ ,/ates1 b
mo/ wolves n[ live 9 ! wild];s m.ta9s &
=e/s ( ! nor?we/]n ,unit$ ,/ates4 ,!
,yell[/"o ,na;nal ,p>k is n[ home to _m
wolf ^1packs4 ,"o r1son p visit ! p>k is
to try to see wolves 9 _! natural
^1habitat4












                                      #c
   ,gray ,wolf ,unit ;,b ,ma? ,skills

  ,? unit w give y ! *.e to practice yr
geometry skills ) "s *all5g+ problems4
,mo/ ( ! problems w take two /eps4 ,if
y're n sure h[ to proce$1 *eck \ ! h9ts
= "s guid.e6

















                                      #d
   ,gray ,wolf ,unit ;,b ,problem #a

    ,problem3 ,"o gray wolf ^1pack _h
    a hunt+ ^1t]ritory t =m$ a circle4
    ,a road #bj ^1miles l;g divid$ !
    circle 9 half4 ,hik]s1 hunt]s1 & o!r
    humans 7 only p]mitt$ 9 ! s\? half (
    ! circle4 ,h[ _m ^1squ>e ^1miles (
    t]ritory 7 "! 9 : bo? humans &
    wolves mi<t 2 f.d8 ,rememb] t pi "ts
    ! ^1radius squ>$ w give y ! total
    ^1>ea ( ! circle4 ,use _% #3.14 _: z
    ! value ( pi4
,h9t #a3 ,! desir$ >ea is "o half ( !
  complete circle4 ,! road is ! diamet]4
  ,divide x 9 half to get ! radius4
,h9t #b3 ,! radius is #aj miles1 s ! >ea
  is _% #3.14 times #10 squ>ed_4 _:
  ,divide 9 half to get ! >ea ": humans
  c g4




                                      #e
   ,gray ,wolf ,unit ;,b ,problem #b

    ,problem3 ,! map %[s an >ea 9 a
    na;nal p>k ": "! >e two gray wolf
    packs4 ,! >ea =ms a squ>e ) sides
    #ab ^1miles l;g4 ,a lake is locat$ 9
    ! nor?we/ corn] ( ! squ>e4 ,use !
    map to calculate ! numb] ( ^1squ>e
    ^1miles 9 : ! t]ritories ( ! two
    ^1packs ov]lap4
,h9t #a3 ,! >ea ( ov]lap has ! same
  dim5.ns z ! >ea ( ! lake4
,h9t #b3 ,! >ea ( ov]lap is a squ>e )
  sides t >e #f miles l;g4 ,multiply #f
  "ts #f to get ! >ea4









                                      #f
   ,gray ,wolf ,unit ;,b ,problem #c

    ,problem3 ^1,sci5ti/s & ^1rang]s
    "s"ts move gray wolves to new >1s ":
    !y w n h>m ^1live/ock4 ,2f ! wolf is
    rel1s$1 x is kept 9 a l>ge wire p5
    until x has recov]$ f ! trip4 ,if a
    p5 =ms a circle ) a ^1circumf];e (
    #idb ^1feet1 :at is xs ^1radius8
    ,rememb] ! =mula = ! circumf];e ( a
    circle is pi "ts xs ^1diamet]4 ,use
    _% #3.14 _: z ! value = pi4
,h9t #a3 ,! circumf];e ( ! circle is xs
  p]imet]4 ,! =mula is _% #2(pi)(r) _:
  ": ;r is ! radius4
,h9t #b3 ,! circumf];e is _% #2 times
  #3.14 times ;r_4 ,',s #942 euals
  #6.28 times ;r_4 _: ,divide #idb by
  _% #6.28 _: to f9d ! radius4





                                      #g
   ,gray ,wolf ,unit ;,b ,problem #d

    ,problem3 ,a gray wolf ^1pack )
    five memb]s w ne$ #bj ^1squ>e
    ^1miles ( ^1t]ritory to h 5 ^1prey
    to survive4 ,9 a rectangul> region t
    is #cj ^1miles l;g & #aj ^1miles
    wide1 h[ _m wolf packs cd survive8
,h9t #a3 ,f9d ! squ>e miles 9 ! region4
  ,!n divide ;y ! squ>e miles ne$$ by a
  wolf pack4
,h9t #b3 ,! region 9cludes #cjj squ>e
  miles4 ,ea* pack ne$s #bj squ>e miles4











                                      #h
   ,gray ,wolf ,unit ;,b ,problem #e

    ,problem3 ,! map %[s ! t]ritory (
    "o gray wolf pack 9 ,yell[/"o
    ,na;nal ,p>k 9 ,wyom+4 ,! t]ritory
    =ms a "r triangle m1sur+ #dj ^1squ>e
    ^1miles4 ,! 4t.e f ea/ to we/ =ms !
    base ( ! triangle4 ,use ! 9=ma;n 9 !
    map to f9d ! ^1t]ritory 4t.e f s\?
    to nor?4 ,rememb] t ! >ea ( a "r
    triangle is "o half xs base "ts
    hei<t4
,h9t #a3 ,f9d ! 4t.e ( ! base on ! map4
  ,! >ea equals "o half ! base "ts
  hei<t4
,h9t #b3 #dj squ>e miles equals _% ?1/2#
  _: ( #h "ts ! base4 ,t is equal to _%
  #80 .k #8 times the base4 _: ,! base
  equals _% ?80/8#_4 _:





                                      #i
   ,gray ,wolf ,unit ;,b ,problem #f

    ,problem3 ,:5 a female gray wolf
    is r1dy to give bir?1 %e w look = a
    d5 ": ! cubs w 2 safe4 ,"o "m f.d a
    d5 t 0 #e ^1feet deep1 #c ^1feet
    wide & #d ^1feet hi<4 ,if ea* cub
    ne$s #aj ^1cubic ^1feet ( space1 h[
    _m cubs c fit 9to ? d58
,h9t #a3 ,f9d ! total volume ( ! d54 ,!n
  divide by ! cubic feet ne$$ = ea*
  cub4
,h9t #b3 #e feet "ts #c feet "ts #d feet
  is #fj cubic feet4 ,divide ? by !
  cubic feet ne$$ = ea* cub4









                                     #aj
                ,3clu.n

   ,y've complet$ ? unit on ! gray wolf4
,y us$ :at y "k ab f9d+ ! ^1>ea1
^1p]imet] & ^1volume to solve problems
ab ! wolf's ^1t]ritory & ^1habitat 9 !
wild4 ,_m zoos h wolf ^1exhibits1 s if y
c't visit ,yell[/"o ,na;nal ,p>k 9
,wyom+1 *eck \ a zoo to le>n m ab ! gray
wolf4














                                     #aa
                ,gloss>y

,>ctic ,! ,>ctic is ! "n ( a geographic
  region surr.d+ ! ,nor? ,pole4 ,x is
  "kn = xs cold1 sn[y w1!r4
>ea ,! >ea ( a two-dim5.nal %ape m1ns h[
  m* space is 5clos$ by xs p]imet] or
  $ge4
circumf];e  ,! circumf];e is ! 4t.e >.d
  ! $ge ( a circle4 ,x is ! p]imet] ( !
  circle4
cubic foot  ,a cubic foot is a #c
  dim5.nal >ea t is #a foot l;g1 #a foot
  wide & #a foot hi<4
d5  ,a d5 is ! %elt] or re/+ place ( a
  wild animal4
diamet] ,! diamet] ( a circle is ! 4t.e
  f "o side to ano!r1 go+ "? ! circle's
  c5t]4
exhibit ,an exhibit is a 4play4 ,p visit
  exhibits to le>n ab an animal or ano!r
  topic t 9t]e/s !m4
ext9ct ,ext9ct m1ns no l;g] exi/+4
feet ,feet "<plural ( foot"> >e a
  m1sure;t ( l5g?4 ,"o foot is #ab   #ab
  9*es4 ,mo/ #ab-ye>-old *n >e ab #e
  feet tall4
habitat ,a habitat is ! natural place ":
  an animal lives4
live/ock ,live/ock >e animals s* z
  cattle & %eep t >e live/ock4
mile ,a mile is a unit ( 4t.e equal to
  #ebhj feet4 ,mo/ p wd take ab #ae to
  #cj m9utes to walk a mile4rais$ = food
  by humans4
native p  ,native p >e ^? ^: ance/ors 7
  ! orig9al p 9 a geographic region1 ev5
  ?\< !y may no l;g] 2 ! major;y p 9 !
  >ea4
,nor? ,am]ica ,nor? ,am]ica is a 3t95t
  3ta9+ ,canada1 ! ,unit$ ,/ates &
  ,mexico4
pack ,a pack is a gr\p ( animals t live
  & "w tgr4
p]imet] ,! p]imet] is ! 4t.e >.d a clos$
  two-dim5.nal %ape4
pr$ator ,a pr$ator is an animal t hunts
  o!r animals = food4
prey ,prey >e animals t >e eat5 z food
  by o!r animals                     #ac
protect$ ,protect$ m1ns %ield$ or kept f
  h>m1 s* z 9jury or d1?4
radius ,! radius is "o half ( ! diamet]
  ( a circle4 ,x is ! 4t.e f ! c5t] ( !
  circle to any $ge4
rang] ,a rang] is a p]son :o "ws 9 a
  p>k1 zoo or pres]ve to c>e = ! animals
  & plants t live "!4
sci5ti/ ,sci5ti/s >e p :o /udy nature4
  ,sci5ti/s >e 9t]e/$ 9 animals' 2havior
  & _! habitats4
species ,a species is a gr\p ( animals t
  >e closely relat$ to ea* o!r4 ,!y c
  reproduce ) ea* o!r b n ) o!r animals
  t >e n ( ! same species4
squ>e mile ,a squ>e mile is an >ea t is
  "o mile 9 l5g? on ea* side4
t]ritory ,t]ritory is ! >ea ( l& an
  animal lives in4 ,"s animals w def5d
  _! t]ritory to prev5t o!r animals f
  us+ x4
volume ,! volume ( a ?ree-dim5.nal
  object is ! am.t ( space x 3ta9s4

                                     #ad