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monitta
4 years ago
6

An equilateral triangle has a side length of 12 centimeters. What is the measure, in centimeters, of its altitude?

Mathematics
1 answer:
STatiana [176]4 years ago
8 0
Altitude forms a 30-60-90 (or 1-sqrt(3)-2) triangle. The hypotenuse is the equilateral triangle's side length, 12 centimeters. The altitude is the sqrt(3) side. 12 / sqrt(3) = 6sqrt(3). Therefore the altitude of the triangle is 6 * sqrt(3) centimeters.
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