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Find the area of an equilateral …

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Find the area of an equilateral triangle with side 8 cm

Posted by Prabhat Kumar 6 years, 10 months ago

CBSE > Class 08 > Mathematics

2 answers

Sia ? 6 years, 10 months ago

Area = {tex}\frac{\sqrt 3}{4}{/tex}a², where a is the side
Area = {tex}\frac{\sqrt 3}{4} \times 8^2{/tex}
= {tex}\frac{\sqrt 3}{4} \times 64{/tex}
= {tex}\sqrt 3 \times 16{/tex}
= {tex}16\sqrt 3{/tex} cm²

0Thank You

Devanshi Tandon 6 years, 10 months ago

Area of an equilateral triangle ? = s*s*s As, s=8cm Therefore, area= 8*8*8=512 cm square

1Thank You

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CBSE > Class 08 > Mathematics