Question

find the area of shaded portion​

Answer 1

Answer:

68cm^2 , 85cm^2

Step-by-step explanation:

for a

find the total area minus area of the white portion

abcd-aeg-gbf

(13×7)-(1/2×7×4)-(1/2×6×3)

91-14-9

91-23

68cm^2

for b

the same process

total area minus white portions

(15×14)-(1/2×5×14)-(1/2×15×8)-(1/2×10×6)

210-35-60-30

210-125

85cm^2