Find the area of an equilateral triangle whose sides are 12 cm.
Answer & explanation
Correct answer: option 4
Side of a equilateral triangle = 12cm
Area = \(\frac{\sqrt {3}}{4}\) × (side)2
= \(\frac{\sqrt {3}}{4}\) × (12)2
= $36\sqrt{3}$
Find the area of an equilateral triangle whose sides are 12 cm.
Correct answer: option 4
Side of a equilateral triangle = 12cm
Area = \(\frac{\sqrt {3}}{4}\) × (side)2
= \(\frac{\sqrt {3}}{4}\) × (12)2
= $36\sqrt{3}$