SOLUTION: The lid on a ceramic box is in the shape of a trapezoid. The area of the lid is 36 square inches. The bases of the lid are 5 inches and 7 inches. What is the height of the lid?

Question 1030812: The lid on a ceramic box is in the shape of a trapezoid. The area of the lid is 36 square inches. The bases of the lid are 5 inches and 7 inches. What is the height of the lid?
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
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The lid on a ceramic box is in the shape of a trapezoid. The area of the lid is 36 square inches. The bases of the lid are 5 inches and 7 inches. What is the height of the lid?
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The area of a trapezoid is the product of the measure of its mid-line by the height:

S = , or

36 =  = 6h.

Therefore, h =  = 6 inches.

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