If the sides of an equilateral triangle are tripled then find the new area ?????
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it becomes 9 times....
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area of equilateral triangle=√3a^2/4
where'a' represents Side of the triangle.
therefore As per question
a=3a
therefore new area of the equilateral triangle is
=√3*(3a)^2/4=9√3a^2/4.
i.e., the new area becomes 9 times the original.
I hope this will help you.
where'a' represents Side of the triangle.
therefore As per question
a=3a
therefore new area of the equilateral triangle is
=√3*(3a)^2/4=9√3a^2/4.
i.e., the new area becomes 9 times the original.
I hope this will help you.
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