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Name _____________________________________ Class ____________ Date _____________ Chapter Test Chapter 10 Form B Find the area of each figure described or shown. If your answer is not an integer, round to the nearest tenth. 1. equilateral triangle with side length of 16 ft 2. regular octagon with side length of 11.6 cm and apothem of 14 cm 3. isosceles triangle with legs each 9 ft long and base 12 ft long 4. 5. 6. For each pair of similar figures, find the ratio of the area of the first figure to the area of the second. 7. 9. 8. and A. The ratio of areas of C. The ratio of perimeters of . Which of the following is true? to is to . is B. . D. none of these Find the area of each polygon. Round your answers to the nearest tenth. 10. 11. Name _____________________________________ Class ____________ Date _____________ Chapter Test (continued) Chapter 10 Form B 12. JKLM is a rhombus. Find x to the nearest tenth. 13. Find the area of the regular pentagon to the nearest whole number. For Exercises 14–17, leave your answers in terms of 14. Find the circumference of 15. Find the area of 16. Find the length of . O. O. . 17. Find the area of sector ABC. 18. Find the area of the shaded sector to the nearest tenth. 19. A circle has circumference . What is its area in terms of 20. A circle has diameter 8 in. What is the area in terms of central angle? ? of a sector of the circle with a