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03.02.2020 •
Mathematics
a tabletop in the shape of a trapezoid has an area of 5,217 square centimeters. its longer base measures 123 centimeters, and the shorter base is 65 centimeters. what is the height
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Ответ:
55.5 cm
Step-by-step explanation:
Height = 2a/(b1 + b 2)
Where a = area and b1, b2 are the 2 bases.
Base length = (2a/h) – b
Where a = area and b = base, and h is the height.
Area = mh
Where m = median and h = height.
Ответ: