Notes: Examples: Composite figures
Find the area:
Ex 1
Ex. 2
9
9 ft
12 ft
18 ft
4.8
9 ft
9.6
Ex 3
Ex 4
24
24
32
Ex 5
Ex 6
10 cm
10 cm
Name_____________________________________________ Date_________________
HW Area of composite figures
DUE: Friday 4/1/2016 (Not an April Fool’s Day Joke)
Find the shaded area. Round to the nearest tenth if necessary.
1.
2.
4.
7.
5.
3.
6.
8.
9.
10.
11.
12-18 Give your answer in terms of π
12.
13.
14.
16.
15.
17. In the figure, each circle has a radius of 7 inches. What is the area of the portion outside the circles but inside the
square? Express your answer in terms of π.
28 in.
18. Find the area of the shaded portion of the figure.
19. Find the area of the shaded portion.
B
16 in.
O
A
5 in.
C
19 in.
Challenge Questions (5 bonus pts each)
20. Find the area of the shaded portion
21. Find the area of the shaded portion
10 cm