Question

Q. Find the area of an equilateral triangle whose side is 4cm.​

Answer 1

Answer:

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Step-by-step explanation:

so we know that

area of equilateral triangle=

$\sqrt{3 \div 4 \times (side) \: square}$

=

$\sqrt{3 \div 4 \times 4 \times 4}$

=

$4 \sqrt{3}$

=

$4 \times 1.73$

=

$6.92 \: square \: cm$

thus area of above equilateral triangle is 6.92 square cm or 4root 3 square cm