Question

4. Find the area of shaded and unshaded portions.
12 m
8.2 m
(a)
9 m
6.5 m​

Answer 1

Answer:

54.7 m^2

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Step-by-step explanation:

first, let's calculate the big rectangle area

A_big = 12 . 9 = 108m^2

then count the small area

A_small = 8.2 . 6.5 = 53.3 m^2

then the shaded area is 108-53.3

= 54.7 m^2