Equaliteral triangle ,how to measure using the formula of √3/4=a²
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For finding the height of an equilateral triangle from the side length, we use the Pythagoras theorem (hypotenuse2 = base2 + height2).
Step-by-step explanation:
The area of the equilateral triangle = √3 a2/ 4
here side a=10
= √3 × (10^2)/ 4 cm2
= √3/4 x 100 cm2
= 25√3 cm2
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