Question

if the area of an equilateral triangle is 32 square root of 2 cm2, Find it's perimeter.

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Answer 1

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Answer 2

Answer:

given area of equilateral triangle =32✓2

✓3/4×a^2=32✓2

a^2=32✓2×4/✓3

=128✓2/✓3=180.4/✓3=104.2

a=✓104.2=10.2

side of equilateral triangle =10.2

perimeter=sum of all sides

all sides are equal in equilateral triangle

perimeter=10.2+10.2+10.2=30.6