____ 1. Which of the following is a proportion?14 : 7 = 4 : 2 B. 11 : 8 = 13 : 14 C. 6 : 3 = 3 : 4 D. none of these_____ 2. The following are examples of proportion except8 : 9 = 16 : 18 B. 6 : 7 = 7 : 8 C. 6 : 9 = 18 : 27 D. 22 : 11 = 4 : 2* 3 - 4. In 8 : 9 = 2 : 3,_____ 3. What are the extremes?8 & 9 B. 9 & 2 C. 8 & 3 D. none of these_____ 4. Find the product of the means.6 B. 8 C. 16 D. 18_____ 5. In the given proportion 8 : x = x : 9, what is x?6 B. 8 C. 9 D. none of these_____ 6. Give the value of x in x : 18 = 5 : 9. 18 B. 10 C. 9 D. none of these_____ 7. What is the value of x in 8 : 4 = ( 3 + x ) ; x?8 B. 4 C. 3 D. none of these_____ 8. Solve the missing value of x to make the figures similar.12 C. 8 6 D. 9 12 8 x 6_____ 9. The angles of a triangle have measures in the ratio 1 : 2 : 3. What is the measure of the larger angle? A. 30° B. 60° C. 90° D. none of these_____ 10. Two triangles are similar. The lengths of the sides of one triangle are 3, 5, and 8. What are the lengths of the two sides of the other triangle if the length of the longest side is 28? A. & B. & C. & D. none of these_____ 11. Which set of numbers could be the lengths of the sides of a right triangle?3, 3, 6 B. 9, 40, 49 C. 8, 12, 13 D. 6, 8, 10_____ 12. In a right triangle, if the length of the hypotenuse and longer leg are 25 cm and 24 cm respectively, What is the length of the shorter leg?9 cm B. 8 cm C. 7 cm D. none of these_____ 13. The side of a tv screen is given by the length of the diagonal. If the dimension of a tv screen is 16 inches by 14 inches, what is the size of the tv screen? in. B. in. C. in. D. 2 in.* 14 -15 Use the figure:_____ 14. What is the value of x? 12 1018 B. 20 C. 25 D. 30 _____ 15. Give the value of Y. X y 15 B. C. 8 D. 10 20_____ 16. In a 45° - 45° - 90° triangle, if the length of a leg is 12 cm, then the length of the hypotenuse is ________.12 cm B. 12 cm C. 144 cm D. none of these* 17 -18 Refer to the given figure: _____ 17. How long is side a? 60° 12 cm6 cm B. 8 cm C. 10 cm D. 12 cm a 30° _____ 18. Find b. b 6 cm B. 6 cm C. 3 cm D. 6 cm _____ 19. The corresponding sides of 2 similar triangles are 3 cm and 5 cm. If the perimeter of the smaller triangle is 18 cm, what is the perimeter of the other triangle?10 cm B. 20 cm C. 30 cm D. none of these_____ 20. If the areas of two similar triangles are 124 sq. cm. and 225 sq. cm., find the ratio of the corresponding sides. : B. 2 : 31 C. 31 : D. 2 : 15
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Answer:
____ 1. Which of the following is a proportion?14 : 7 = 4 : 2 B. 11 : 8 = 13 : 14 C. 6 : 3 = 3 : 4 D. none of these_____ 2. The following are examples of proportion except8 : 9 = 16 : 18 B. 6 : 7 = 7 : 8 C. 6 : 9 = 18 : 27 D. 22 : 11 = 4 : 2* 3 - 4. In 8 : 9 = 2 : 3,_____ 3. What are the extremes?8 & 9 B. 9 & 2 C. 8 & 3 D. none of these_____ 4. Find the product of the means.6 B. 8 C. 16 D. 18_____ 5. In the given proportion 8 : x = x : 9, what is x?6 B. 8 C. 9 D. none of these_____ 6. Give the value of x in x : 18 = 5 : 9. 18 B. 10 C. 9 D. none of these_____ 7. What is the value of x in 8 : 4 = ( 3 + x ) ; x?8 B. 4 C. 3 D. none of these_____ 8. Solve the missing value of x to make the figures similar.12 C. 8 6 D. 9 12 8 x 6_____ 9. The angles of a triangle have measures in the ratio 1 : 2 : 3. What is the measure of the larger angle? A. 30° B. 60° C. 90° D. none of these_____ 10. Two triangles are similar. The lengths of the sides of one triangle are 3, 5, and 8. What are the lengths of the two sides of the other triangle if the length of the longest side is 28? A. & B. & C. & D. none of these_____ 11. Which set of numbers could be the lengths of the sides of a right triangle?3, 3, 6 B. 9, 40, 49 C. 8, 12, 13 D. 6, 8, 10_____ 12. In a right triangle, if the length of the hypotenuse and longer leg are 25 cm and 24 cm respectively, What is the length of the shorter leg?9 cm B. 8 cm C. 7 cm D. none of these_____ 13. The side of a tv screen is given by the length of the diagonal. If the dimension of a tv screen is 16 inches by 14 inches, what is the size of the tv screen? in. B. in. C. in. D. 2 in.* 14 -15 Use the figure:_____ 14. What is the value of x? 12 1018 B. 20 C. 25 D. 30 _____ 15. Give the value of Y. X y 15 B. C. 8 D. 10 20_____ 16. In a 45° - 45° - 90° triangle, if the length of a leg is 12 cm, then the length of the hypotenuse is ________.12 cm B. 12 cm C. 144 cm D. none of these* 17 -18 Refer to the given figure: _____ 17. How long is side a? 60° 12 cm6 cm B. 8 cm C. 10 cm D. 12 cm a 30° _____ 18. Find b. b 6 cm B. 6 cm C. 3 cm D. 6 cm _____ 19. The corresponding sides of 2 similar triangles are 3 cm and 5 cm. If the perimeter of the smaller triangle is 18 cm, what is the perimeter of the other triangle?10 cm B. 20 cm C. 30 cm D. none of these_____ 20. If the areas of two similar triangles are 124 sq. cm. and 225 sq. cm., find the ratio of the corresponding sides. : B. 2 : 31 C. 31 : D. 2 : 15