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The side length of an equilateral triangle is 20 centimeters. Find the length of altitude of the triangle.
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The side length of an equilateral triangle is 20 centimeters. Find the length of altitude of the triangle.

User Reos
by
7.7k points

1 Answer

4 votes

Answer:

17.3 cm

Explanation:

20² = 10² + x²

400 = 100 + x²

300 = x²

x = 17.3 cm

User Cyberbikepunk
by
8.7k points
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