1. Study Guide Answers Review Questions

10. Warm Up

11. Warm Up

13. 13 cm

15. 10 yd.

17. 136.5 square meters

19. 640.5 square cm

22. What is the area of the shaded region? 7 cm 15 cm

23. What is the shaded region?
Area rectangle:
A=l*w
A=15*7
A=105 sq. cm
Trapezoid:
A = (b1+b2)h 2
= ( )7
= 13*7
=91/2
=45.5
15 cm
5.5 cm
7 cm
Both Trapezoids: 45.5*2 = 91
Shaded Region:
= 14 cm2

24. What is the area of
the shaded region?
8.5 in.
10 in.

25. What is the shaded region?
Rectangle:
A = l*w
= 10*8.5
=85
10 in.
8.5 in.
Triangle:
A = bh 2
= 5(8.5)
= 42.5
=21.25
Two Triangles: 42.5
Shaded Region:
= 42.5

26. Find the area of the hexagon?

27. Find the area of the hexagon?
sq. ft

28. Find the area of the pentagon?

29. Find the area of the pentagon?
247.8 square cm

30. Draw a coordinate plane. What is the area of the shape?
Plot the points:
(2,4) (-2,4) (2, 0) (-2,0)
What is the area of the shape?

31. Draw a coordinate plane. Plot the points: A(-3, 2) B(1, 2)
The represent side AB
Where could points C and D
Be plotted to form a rectangle
With the area of 12 square units?