Alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. Calculate the area of the isosceles trapezoid. Isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2
Hello,
The correct answer is C) 90 ft²
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Based on the information given the area of the isosceles trapezoid is 90 ft².
Using this formula
Area=1/2×Height×Base of parallels
Let plug in the formula
Area=1/2×6(12+18)
Area=3×30
Area=90ft²
Inconclusion the area of the isosceles trapezoid is 90 ft².
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