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Geometry 10 Online
OpenStudy (anonymous):

What is the length of the altitude of the equilateral triangle below? A. 1 B. 10 C. 10/3 D. 5 E. 50 F. 5/3

OpenStudy (jdoe0001):

same as the one you did before, use the 30-60-90 rule

OpenStudy (jdoe0001):

why? well, equilateral triangles always make 60 degrees angles, thus

OpenStudy (anonymous):

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OpenStudy (jdoe0001):

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