Question

Find the area of the polygons​

Answer 1

Step-by-step explanation:

I) area of triangle is = 1/2 *B*H

= 1/2*30*12

$= 180 {cm}^{2}$

2) area of trapezium is =1/2 (a+b)h

=1/2(30+24) 15

=27*15

$= 405 {cm}^{2}$

sum of (1) and (2)

= 405+180

=585

Hope it helpful for you