University:
Missouri State University
Course:
MTH 460 | College Geometry
Academic year:

2019
Views:

300

Pages:

2
Author:

zrnje9b3

LESSON Name Key Date 10.4 Practice For use with pages 527-533 C= 27tr or ard 22 Find the circumference of the circle. Use 3.14 or for w. Round to the nearest whole number. 1. 30 m 2. 81 cm. 3. C = 3.14(30) c = 94.2m 5. 2 c ^ 2 = 3, 12(31) c = 254, 34Lm 56 in. c = 3, 111(5omega) c = 175.84m 39 ft c = 2(3.14)(2n) c = 3, 161(78) C = 244, 922 f4 6. C = 2(314)(46) C = 3, 14(52) C = 1c ^ 2 + 28nw C = 2(3, 14)(40) c = 3, lu(as) C = 307.72 y For a circle with the given circumference C, find the radius and diameter of the 9. C = 132in 132 = 2(3.14) * r 132 = k - 28x 21 iner 132 = 5, 14d 4. 10. 80 A = 3, 14 * (2a) ^ 2 =3,14( underline 57w ) 1808.641m ^ 2 11. 25 cm A = 3, 14 * (2, 5) ^ 2 = 3.14(156, 25) = L * 190.625c * m ^ 2 12. 38 min A = 3 ,14(10)^ pm = 3.14 (^ prime 46) 1133.54m * m ^ 2 27 vd A = 3, 14 * (27) ^ 2 = 3 ,14(720 lambda) 2289.0loyd 14. 63 m R = 3, 16i * (63) ^ 2 =3.14( 3c |le9) 15. A = 3 + (8a) ^ 2 = 3 ,14(7056) = 22155.84f * t ^ 2 LESSON 10.4 Contiound Name Practice Date For use with pages 527-533 For a circle with the given area A, find the radius and diameter of the circle. Round to the nearest whole number. 16. A = 113c * m ^ 2 112 = 3, 14s ^ 2 555087 = c ^ 2 t_{o}*Cm = r 12cm=d 17. A = 3018f * t ^ 2 3es * 18 = 3.14x ^ 2 961.146=12 3141 102 ft= 18. A = 7850m ^ 2 78 50 = 3 ,14 r^ 2 2500 = r ^ 2 m = r 100 Vh = c 19. A manhole cover has a diameter of 24 inches. Find the circumference of the manhole cover to the nearest inch. C = 3, 14(24) C = 75, 36 75in 21YY C = ZR 22 = 2(3, lu) * r 22 = 6.28x 3.5cm = r 22 = 3.14d 7 \ m = d 21. Find the shaded area of the basketball court to the nearest foot. 12 ft 12 ft 19 7-19 ft 2nd one 2( Gamma 2ect.+ 1/2 * cink ). Z[(9.12) + (1/2 * 3.14 * 6 ^ 2)] 2[108 + 50, 52) 329.04f * t ^ 2 142 Pre-Algebra Chapter 10 Practice Workbook.