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Mathematics 9 Online
OpenStudy (anonymous):

medals rewarded! Find the area of the trapezoid. base1: 13 in. base2: 8 in. height: 5 in. a.520 in2 b.20.8 in2 c.104 in2 d.52.5 in2

OpenStudy (anonymous):

The area of a trapezoid is equal to the average of the bases times the height: \[A=h((b_1 + b_2)/2)\]

OpenStudy (anonymous):

so it would be 52.5?

OpenStudy (anonymous):

Yep, exactly.

OpenStudy (anonymous):

thank you

OpenStudy (anonymous):

No problem, glad I could help

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