Math, asked by sunilpnd8701, 1 year ago

The area of an equilateral triangle is 144 /3 cm2 find its perimeter

Answers

Answered by adityaaryaas
4

Answer: please find the attached file.

Step-by-step explanation:

Attachments:
Answered by atplus25
0

Answer:

31.2cm

Step-by-step explanation:

ar(equilateral triangle)=144/3cm^2

square root of 3a^2/4=144/3

a^2=64*1.732

a=10.4cm

perimeter of a triangle= sum of all sides

since the triangle is equilateral all the sides are equal.

therefore,

perimeter of equilateral = 3*a

ie., =3*10.4

=31.2cm

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