Question

Please help thank you.

Answer 1

you have a rectangle and 2 triangles:
rectangle = 12 *6 = 72

larger triangle on left, find the base:
base = 6 / tan(45) = 6

area = 1/2 x b x h = 1/2 x 6 x 6 = 18

smaller triangle:
area = 1/2 x b x h
1/2 x 2 x 6 = 6


total area:
72 +6 +18 = 96 cm^2