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10-03-2022
Mathematics

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What is the area of a regular triangle with perimeter = 36 in??
Round your answer to the nearest whole number.

Respuesta :

alexiac6366 alexiac6366

10-03-2022

Answer:

Step-by-step explanation:

Equilateral triangle

Solve for area

A≈62.35in²

P Perimeter

36

in

a

a

a

a

a

a

a

P

A

Using the formulas

A=3

4a2

P=3a

Solving forA

A=3P2

36=3·362

36≈62.35383in²

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