1. 8 th Grade Math Chapter 9b Review

2. Chapter 9b Review 1)Give the formulas for: a)area of a circle b) circumference of a circle

3. Chapter 9b Review Answer 1)Give the formulas for: a)area of a circle b) circumference of a circle A =  r 2 C =  d

4. Chapter 9b Review 2)Give the formulas for: a)area of a triangle b) area of a trapezoid

5. Chapter 9b Review Answer 2)Give the formulas for: a)area of a triangle b) area of a trapezoid bh A = 2 (b 1 + b 2 )h A = 2

6. Chapter 9b Review 3)Find the perimeter and area of a rectangle with l = 12 m and w = 4 m.

7. Chapter 9b Review Answer 3)Find the perimeter and area of a rectangle with l = 12 m and w = 4 m. Perimeter = 32 m Area = 48 m 2

8. Chapter 9b Review 4)Find the perimeter and area of this triangle. 8 in 5 in 6 in 10 in

9. Chapter 9b Review Answer 4)Find the perimeter and area of this triangle. Perimeter = 24 in Area = 25 in 2 8 in 5 in 6 in 10 in

10. Chapter 9b Review 5)Name the shape. Find the surface area. 6 cm 10 cm 3 cm

11. Chapter 9b Review Answer 5)Name the shape. Find the surface area. Rectangular prism SA = 216 cm 2 6 cm 10 cm 3 cm

12. Chapter 9b Review 6)Find the volume. 6 cm 10 cm 3 cm

13. Chapter 9b Review Answer 6)Find the volume. volume = 180 cm 3 6 cm 10 cm 3 cm

14. Chapter 9b Review 7) Name the shape. Find the surface area. 9 m 6 m

15. Chapter 9b Review Answer Cylinder SA = 226.08 m 2 9 m 6 m 7) Name the shape. Find the surface area.

16. Chapter 9b Review 8) Find the volume. 9 m 6 m

17. Chapter 9b Review Answer V = 254.34 m 3 9 m 6 m 8) Find the volume.

18. Chapter 9b Review 9) Name the shape. Find the surface area. 10 in 4 in 5 in 2 in 1.5 in

19. Chapter 9b Review Answer Trapezoidal prism SA = 143.5 in 2 9) Name the shape. Find the surface area. 10 in 4 in 5 in 2 in 1.5 in

20. Chapter 9b Review 10) Find the volume. 10 in 4 in 5 in 2 in 1.5 in

21. Chapter 9b Review Answer V = 67.5 in 3 10) Find the volume. 10 in 4 in 5 in 2 in 1.5 in