Question

The area of an equilateral triangle is 16 cm2. Find its

perimeter ​

Answer 1

Answer:

Area is √3/4a^2 = 16 cm2

a2 =( 16×4) /√3

a2=64/√3

a= 8/(3) ^1/4

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Answer 2

Answer:

Equilateral triangle

Solve for perimeter

P≈18.24cm

A Area

16

cm²

Using the formulas

A=3

4a2

P=3a

Solving forP

P=23¾A=2·3¾·16≈18.23606cm