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The perimeter of an equilateral triangle is 27 centimeters. Find the altitude of the triangle

The perimeter of an equilateral triangle is 27 centimeters. Find the altitude of the triangle
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3 votes
The perimeter of an equilateral triangle is 27 centimeters. Find the altitude of the triangle

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User Chris Allinson
by
7.9k points

1 Answer

7 votes
9^2 = 4.5^2+b^2
81=20.25+b^2
60.75=b^2
b (altitude) = approx. 7.8
answered
User Michel Gokan Khan
by
8.0k points
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