Transcript Finding the Area of Shaded Region

Area of
Shaded
Regions
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Area of a Shaded Region
1. Find area of whole figure.
2. Find area of unshaded figure(s).
3. Subtract unshaded area from whole figure.
4. Label answer with units
2
Example
Find the area of the shaded region.
Area Whole Rectangle
20 ft
7 ft
15 ft
Area Unshaded Square
7 ft
Area Shaded Region
Try This
Find the area of the shaded region.
Area Whole Square
Area Circle
Area Shaded Region
14 cm
Try This
Area Trapezoid
Find the area of the shaded region.
20 m
Area Rectangle
3m
12 m
2m
8m
Area Shaded Region
100 Find the area of the shaded region.
Area Whole Rectangle
6'
2'
Area Unshaded
4'
Area Shaded Region
8'
101 Find the area of the shaded region.
Area Parallelogram
11"
8"
7"
Area Triangle
6"
12"
Area Shaded Region
102
Find the area of the shaded region.
Area Whole
8"
14"
8"
Area Rectangle
4"
6"
12"
Area Shaded Region
103 Find the area of the shaded region.
Area Circle
Area Triangle
4 yd
Area Shaded Region
104 A cement path 3 feet wide is poured around a
rectangular pool. If the pool is 15 feet by 7
feet, how much cement was needed to create
the path?
Area Path & Pool
Area Pool
Area Path