Question

Find the area of the following figure
18cm
9cm
10cm
12cm

Answer 1

135cm²

Explanation:

It's a trapizoid so the formula would be

A = 1/2h(b+b)

A =0.5×9(18+12)

A = 4.5(30)

A = 135cm²

Answer 2

135 cm²

Explanation:

(18+12)/2=15

15x9=135