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a section in a stained glass window is shaped like a trapezoid.The top base is 4 centimeters and the botttom. base is 2.5 centimeters long.If the are of the section of glass is 3.9 square centimeters,how
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a section in a stained glass window is shaped like a trapezoid.The top base is 4 centimeters and the botttom. base is 2.5 centimeters long.If the are of the section of glass is 3.9 square centimeters,how tall is the section?

User Gjorgi Kjosev
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An area of a trapezoid is A= 1/2(b1+b2)h You are given both bases and area, so just plug them into the formula and solve for h. 3.9=1/2(4+2.5)h
h=1.2 cm
User Joseth
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