Review - Circle Properties

Transcription

1 -1- w 2I0s1M2X 63u2taM ysvo7ftwyasrne QW9U.Z O 6AulHlm vrtighrthsn Nrepseerrzvwe7dz.i a SM0aedMej Vwwift8h Igndffifnbi6tSeQ opecom4emtmr7y9.o Worksheet by uta Software eometry Name Review - ircle Properties Hour p j2h0n1z26 VWu RthaJ 4S5oufktBwfa2reu 4vI.S 8 Alqlf vrii9gihjt1sm 2rpes9eRr6vBefdM. ind the circumference of each circle. Use your calculator's value of π. Round your answer to the nearest tenth. 1) 2) 4 in 5.1 km ind the circumference of each circle. 3) area = 49π yd² 4) area = 100π m² ind the area of each. Use your calculator's value of π. Round your answer to the nearest tenth. 5) 6) 20.6 in 16.6 km ind the area of each. 7) circumference = 26π ft 8) circumference = 8π cm

2 -2-5 M2i0a142O HUuutoa 4S0o4fctVwkaAr4ew B3.R W ra2lslr crrizgthtmsv 5rPe3sse2rcveVdh. N NMfa6d3e1 wtivtjh9 mi6ntf8in9ijtheu PTe6oXmweZtlryT.N Worksheet by uta Software ind the length of each arc. Round your answers to the nearest tenth. 9) 10) in yd 11) yd ind the area of each sector. Round your answers to the nearest tenth. 12) 13) ft ft 14) 13 yd 225

3 -3-2 z2h01x2b q8untka9 RStoafItowPaArreg nqza.u 2 A0ll7 rkipgohmtqsm Xr5eNsueTr 2vZeSd9.e 2 MSad9ee YwqiftAhv uin2f3i4n1i9tye4 3eMoOmfedtrr2yp.z Worksheet by uta Software ind the length of each arc. eave your answer in terms of π. 15) 6 km 45 ind the area of each sector. eave your answer in terms of π. 16) km ind the measure of the arc or central angle indicated. Assume that lines which appear to be diameters are actual diameters. 17) m SXW 18) m W X V B S 70 T 44 U

4 19) mi 20) m I 55 J H ) mhj 22) mjh 60 H 65 I J H 130 J I 23) mji 24) m 130 H 60 1 B I 70 J h Q20r1j2I 24uitaw ISJonfatQwua2rNe lrop.n R XA7lmlI 1r0icgIhRtrsb br7ems0ezrvtewdn.y d IMTakd2ec jwibthg jipnrfjienz itpev WIe4oImSeXtRr By. Worksheet by uta Software

5 -5- s2w01n28 d4uetba2 9SzorfWtVwarZe 2ohA.W 8 7AIllJ orsisgjhptasp zr7epszeerlvrebdq.7 w NMPaldeH 3wfiWtzhp pi ynyfdiunnitjen NeOoRmoeatsrjyM.a Worksheet by uta Software 25) m MN M N + 85 I J ind the measure of the arc or angle indicated. 26) 27) A B 123 M 28) S 29) X 100 W 110 R 89 T 130 V

6 -6- m 02p0m1u2 WXutteaS OSZofVtgw1abr ej WQUS.n vaulsls Xr Ui9gMhbtsS pr3ess5earsv9evdw.v a YMaa9does 2wHiVt4h vi5n8fbiwnriteu 1neyofmqe8tbruy.8 Worksheet by uta Software 30) X 70 31) 131 W V Solve for and y. 32) 33) R y y W 7y y B 34) M W y 6y + 16 N

7 -7- c20i12z 0Tuytao ASozftVwabrZed J7T.O rahlpl Tr iogyhqtdsn 2r IetsTevrRvpepdn.d 5 NMTa6dWek hwbirtghy I bnbfeiwnr itne hqexoimyemt5reyk. Worksheet by uta Software ind the measure of the arc or angle indicated. Assume that lines which appear tangent are tangent. 35) J 36) U ) 64 A 38) 65 B 39) M 40) T 114 R S 75 41) ind mt Q T 11 6 R 180 S

8 s0O1h2q k9uktma5 isjoefktrw5abrceb 81A.i MAlylR 2r6igshZtsc zr9ers7elr 1vAekd.c A zm6abdnew 0wUiItQhn linbfri0nvit3e 8eo1mseutrsyZ.p Worksheet by uta Software 42) ind mh 43) ind mm H M ind the perimeter of each polygon. Assume that lines which appear to be tangent are tangent. 44) 8 45) ) 47)

9 -9- U 270n12Q 1suTtJa3 YSoIfItYw6a0rleN YP6T.f T valle Ir icgshttfsg lreeuszezrlvteods.4 a OMbaBdge3 pwhittvhy mincfdihnsit6e9 m8epopmxemtpr Uyl.O Worksheet by uta Software Solve for. Assume that lines which appear to be tangent are tangent. 48) ) ) 5 10 ind the length of the segment indicated. Round your answer to the nearest tenth if necessary. 51) 52)

10 -10- g 280Z102V vfutsan jsaoofmtjwoarec 1iv.R j laal0l5 YrOiqgnh0tns AroesJe0rrvpeXde.T e lmsagdsen vwaintzhr RIHnVfirnyiMtge6 4eRodmWeftrTyH.p Worksheet by uta Software 53) 54) ) 56) ) 58)

11 -11- r 32f01X2r UcudtXay ZSQoUfjt7wyahr seh etwm.1 c Ajl4lp rw igjhntys SrOeRsner uvbed.g Q AM2a3dfem iw7iptphz ZIvnufsi9ndibtaec kcepopm4e1tjrwy.k Worksheet by uta Software 59) ind the missing measurement. Round your answer to the nearest tenth. Take care to use the correct units. 60) 9.9 ft 61) 14.2 km ft 24.1 ft km 38.5 km 28.3 ft Area = ft² 40.4 km Area = 819 km² 62) yd 84.9 ft 31.3 yd 30.5 yd Area = 583 yd²

12 -12- M h2071d21 WBu1tal PS0oTfYttwearfeX AuQe.5 W halw l nriugoh0t6sh rte7shetr v5ezdz.r U 1MAaadyeY 7w2i1th9 TInmfRiSnsit4e6 oue0o3mneptzriya.m Worksheet by uta Software ind the length of the side labeled. Round intermediate values to the nearest tenth. Use the rounded values to calculate the net value. Round your final answer to the nearest tenth. 63) 64) ind the missing side. Round to the nearest tenth. 65) 66) ) 34 32

13 W g2t0z1l2u Ubu9tWa XSdofjt3wJazrSee cwyb.7 0 SAsl8l rsignhtlsd ruesie7rnvdesdf.t Q RMUaIdXeY wgintehc hinjfign6 itwea Ueyo3mPetjrRyg.e -13- Worksheet by uta Software Answers to Review - ircle Properties 1) 25.1 in 2) 32 km 3) 14π yd 4) 20π m 5) in² 6) km² 7) 169π ft² 8) 16π cm² 9) 10.2 in 10) 14.7 yd 11) 16.8 yd 12) ft² 13) 79.2 ft² 14) yd² 15) 3π 189π km 16) 2 4 km² 17) ) ) ) 65 21) ) ) ) 45 25) 98 26) 48 27) 49 28) 82 29) 60 30) ) ) = 12, y = 1 33) = 15, y = 12 34) = 7, y = 11 35) ) 57 37) ) ) ) ) 50 42) ) 65 44) ) 69 46) ) ) 12 49) 12 50) ) 12 52) ) 14 54) ) ) ) ) ) ) 24 ft 61) 30 km 62) 10.7 yd 63) ) 16 65) ) ) 64.2