Ratio of perimeters is 12 2 Ratio of areas is 425 Ratio of perimeters is 25

Ratio of perimeters is 12 2 ratio of areas is 425

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Ratio of perimeters is 1:22. Ratio of areas is 4:25; Ratio of perimeters is 2:5; Ratio of diagonals is 2:5.3. Area is ¼ of the original area. Perimeter is halved.4. 9:165. Expect to pay 9 times more so $990.
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6. 30 minutes7. 2560 acresPage 371. a) cm; cm2b) m; m22. 3. 6.1 cm4. P=(44 + 10) cm; A = (240 - 25) cm2Page 381. 7 m22. $11.253. bypass is faster – takes .48 hours on bypass, and .57 hours on road through town.4. Square: P = 14 cm; A = 49/2 cm2Circle: C = 7 cm; A = 12.25 cm25. Area is 9 times bigger; Circumference is tripled6. Area is ¼ smaller7. 8:158. Circle has greater area.9A) 72 - 144 cm2B) 16 - 32 cm2C) 256 - 64 cm2Page 391. 4896 in22. 23,400 mm23. 5 yd24. .04356 m25. .043598 km26. 8.5 ft27. 2,480,000 m28. 15,552 in29. 1.50 cm210. 76,000 cm2Page 401. m6. miles11. mm16. km2. cm7. in212. ft17. ft23. km28. yd213. in218. in34. m9. cm14. cm19. lb5. in10. ft215. 1 hr20. cmPage 42There are 11.Page 461. 132 m22. 888 in23. 360 ft24. ft25. 522 1639.9 m2Page 471. 160 ft32. 1440 in33. m34. 96 ft35. 1620 5089.4 ft36. ft37. cm3Page 50-511A) 132 cm2B) 60 cm32A) 454 cm2B) 480 cm33A) 1668 cm2B) 4320 cm34A) 800 cm2B) 1056 cm35A) 224 cm2B) cm36A) 16 +16 cm2B) 32 cm3Page 521. a.) height = 40 ft.
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  • Fall '08
  • Broome,M
  • Ratio, Rectangle, Square foot, Square metre

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