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Asked by Girishdhawan | 25 Jun, 2018, 09:06: PM
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begin mathsize 16px style Let comma the space length space of space each space side space equals space straight x Area space of space an space equilateral space triangle space equals space fraction numerator square root of 3 over denominator 4 end fraction straight x squared space Area space of space an space equilateral space triangle space when space each space side space is space doubled space equals space fraction numerator square root of 3 over denominator 4 end fraction left parenthesis 2 straight x right parenthesis squared space equals space space fraction numerator square root of 3 over denominator 4 end fraction space cross times space 4 space cross times straight x squared space space equals square root of 3 straight x squared Percent space increase space in space the space area space equals space fraction numerator square root of 3 straight x squared space minus space space fraction numerator square root of 3 over denominator 4 end fraction straight x squared over denominator space fraction numerator square root of 3 over denominator 4 end fraction straight x squared end fraction space cross times 100 space equals space 3 space cross times 100 space equals space 300 percent sign end style
Answered by Yasmeen Khan | 26 Jun, 2018, 11:06: AM

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CBSE 9 - Maths
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