Answer:
148.92 square inches
Step-by-step explanation:
A = 1/2bh
= (1/2)(20.4 in)(14.6 in) = 148.92 in²
The area is half the product of the base length and height. The height is measured perpendicular to the base. As here, the point to which height is measured need not be above any portion of the base.
