If the side of an equilateral triangle is 12 cm, what is its area?

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Solution

Side of the equilateral triangle is 12 cm.
Area of an equilateral triangle = $\frac{\sqrt{3}}{4} {(side)}^{2}$
= $\frac{\sqrt{3}}{4}$ × 12 cm ×12 cm
= 36 $\sqrt{3}$ sq cm
∴ The area of the equilateral triangle is 36 $\sqrt{3}$ sq cm.

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If the side of an equilateral triangle is 12 cm, what is its area?

Side of the equilateral triangle is 12 cm. Area of an equilateral triangle = 34 side2 = 34 × 12 cm ×12 cm = 36 3 sq cm ∴ The area of the equilateral triangle is 36 3 sq cm.

Side of the equilateral triangle is 12 cm.
Area of an equilateral triangle = $\frac{\sqrt{3}}{4} {(side)}^{2}$
= $\frac{\sqrt{3}}{4}$ × 12 cm ×12 cm
= 36 $\sqrt{3}$ sq cm
∴ The area of the equilateral triangle is 36 $\sqrt{3}$ sq cm.