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2 years ago

8

A tabletop in the shape of a trepzoid has an area of 5,544 square centimeters. It's longer base measures to 119 centimeters, and

the shorter base is 105 centimeters. What's is the height

1 answer:

Korolek [52]2 years ago

4 0

Answer: h = 49.5 cm

Step-by-step explanation:

A = bh + ½(B - b)h

A = h(b + ½(B - b))

A = h(b + ½B - ½b)

A = h½(b + B)

h = 2A / (b + B)

h = 2(5544) / (119 + 105)

h = 49.5 cm

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