Answer:
216 in²
Explanation:
(12)(20) - (4)(6) = 240 - 24 = 216
216
first multiply 4by6 to get that area we will call that a
then 12 by 20 to get that area we will call that b
the shaded area is a's area minus B's area
(12*20)-(4*6)
240-24
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