Answer:
153 ft²
Explanation:
Area of a triangle: 1/2 bh
1/2 (7x9)
1/2 (63)
31.5
Since there are two triangles of the same size: 31.5x2=63
Area of a rectangle: lw
(9x10)
90
Add them together:
63+90=153
153squared
The two triangles on the side have an area of 63.
The rectangle has an area of 90.
90+63=153
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