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I need help with this??

I need help with this??-example-1
User Sissi
by
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1 Answer

3 votes
A = 1/2h(b1 + b2)
A = 1/2*9.28(10.5 + 21.1)
Using calculator
A = 146.624 square cm
User Emanuela Colta
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5.7k points