Answer:
15
Step-by-step explanation:
A=1/2(b1+b2)h =1/2(7+3)3=1/2(10)3=15
A = 15 units^2
This is a trapezoid so we can use the following formula to find the area
A = 1/2 (b1+b2) *h where b1 and b2 are the bases
A = 1/2 (3+7)*3
A = 1/2(10)3
