One side of an equilateral triangle 4cm. Find its area
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area of equliteral triangle
= root 3/4 a²
= root 3/4 (4)²
= root 3/4 *16
= 4 root 3 cm ² is your answer
= root 3/4 a²
= root 3/4 (4)²
= root 3/4 *16
= 4 root 3 cm ² is your answer
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