Answer:
The answer is 94.25 sq.in
Explanation:
Given rectangle- 7 1/4 in by 13
to fin area for one of the triangles
For triangle, base = 13 in, height = 7 1/4 in, = 29/4 in
Area- 1/3 x base x height = 1/2 x 13 x 29/4 in. 2
= 37/4 in. 2
= 94.25 sq. in