1. Chapter 11 Review Classwork Answers on last slide

2. 1. Find the length of.

3. 2. Find m.

4. 3. Find the perimeter.

5. 4. Find the area of the shaded region.

6. 5.The area of the shaded region is 15π cm 2. Find the radius.

7. 6.What is the probability that a point in the circle will fall inside the regular hexagon?

8. 7.What is the probability that a point in the figure will fall inside the white circle?

9. 8. Square ABCD is similar to square WXYZ. The area ratio of ABCD to WXYZ is 25:36. If ABCD has a perimeter of 80 in, find WX.

10. 9.Find the area of a regular nonagon that has an apothem of 8 ft.

11. 10. Find the measure of one interior angle of a regular dodecagon.

12. 1.5π/4 cm 2.150 o 3.6π + 28 units 4.171π/4 in 2 5.6 cm 6.(3√3)/(2π) 7.π/(2π + 16) 8.24 in 9.209.6 ft 10.150 o