Find the length of the altitude of an equilateral triangle of side 33 cm. 4.5 3.

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Question
Find the length of the altitude of an equilateral triangle of side 33 cm.
Options
A. 4.5
B. 3.5
C. 2.5
D. 6.5

Correct Answer

4.5

Explanation

Let the length of the altitude be h.
Then, h = $a \frac{\sqrt{3}}{2}$ = $3 \sqrt{3} � \frac{\sqrt{3}}{2}$ = 4.5

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