Final Exam Review Answers on last slide. 1.What is the geometric mean of 15 and 8?

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Presentation transcript:

Final Exam Review Answers on last slide

1.What is the geometric mean of 15 and 8?

2. Solve for x.

4. A 40-foot slide makes a 65 o angle with the ground. How high off the ground is the top of the slide? A ft B ft C ft D ft

5. Let 9, 5, and 10 represent the side lengths of a triangle. Classify the triangle. A.Obtuse B. Acute C. Right D. Can’t actually form a triangle

6. In a circle, a chord is 5 cm from the center of the circle. If the radius is 13 cm, how long is the chord?

8. Solve for x and y. A. x = 95 o B. x = 100 o C. x = 80 o D. x = 85 o y = 80 o y = 85 o y = 95 o y = 100 o

10. Solve for x. A. 275 B. 5 C. 95 D. 120

11. A regular decagon has an apothem of 5 in. Find its area. A in 2 B in 2 C in 2 D in 2

12. Solve for x. A. 46 o B. 67 o C. 22 o D. 23 o

14. Find the area of the shaded region. A.75 π B π C. 25π – 100 D π

15. Two similar figures have areas of 25 ft 2 and 36 ft 2. If the smaller one has a perimeter of 7.5 ft, what is the perimeter of the larger one? A. 9 ft B ft C ft D ft

16. Solve for x.

17. Find the perimeter of the trapezoid.

18.Which equation would you use to solve for x?

ANSWER KEY 1.B 2. A 3. C 4. A 5. B 6. B 7. D 8. C 9. A 10. C 11. A 12. D 13. D 14. B 15. A 16. A 17. C 18. B