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CUET
General Test
Quantitative Reasoning
Mensuration: 2D
What is the altitude of an equilateral triangle whose side is 12 cm?
6√3 cm
3√3 cm
6√2 cm
4√2 cm
(a = side of an equilateral triangle)
Altitude of an eq. triangle = \(\frac{\sqrt{3}}{2}\) × 12 = 6\(\sqrt{3}\) cm