Answer :

Answer:

A =222 in^2

Step-by-step explanation:

A trapezoid has an area given by

A  =1/2 (b1+b2) h  where b1 and b2 are the lengths of the bases and h is the height

A = 1/2( 21+16) *12

A = 1/2 (37) 12

A =222 in^2

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