3 years ago

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

Mathematics

1 answer:

Alinara [238K]3 years ago

6 0

9^2 = 4.5^2+b^2
81=20.25+b^2
60.75=b^2
b (altitude) = approx. 7.8

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