Question

using Heron's formula,find the area of an equilateral triangle whose side is 12cm . Hence ,find the altitude of the triangle​

Answer 1

Answer:

Equilateral triangle

Solve for area

A≈62.35cm²

Answer 2

Answer:

Where area of triangle is 1/2 base ×height

36root3 =1/2 ×12 ×height

36root3×2/12 =height

6root 3 =height

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