Question #c9008

1 Answer
Jun 15, 2017

20 inch ^2

Explanation:

Area of shaded triangle = area of the whole triangle - area of unshaded triangle.

Area of the whole triangle # = 1/2*12 * 5 = 30 in^2#

Area of unshaded triangle # = 1/2 * 4 *5 = 10# in^2

Area of shaded triangle # = 30 -10 = 20# in^2