area square: 9in×9in = 81in
area triangle: [9in×(13in-9in)]/2
= (9in×4in)/2
=36in/2
=18in
green area: 81in+ 18in= 99in
Step-by-step explanation:
A=9×9
=18sqcm
B=1/2×9×4
=36/2
hence area of shape= 18+18
=36sqcm
