Question

Find the area of an equilateral triangle with side √2 cm

Answer 1

Answer:

0.865.

Step-by-step explanation:

given side of equilateral triangle = √2

Area of equilateral triangle=√3/4×(side)²

=√3/4×(√2)²

=1.73/4×2

=1.73/2

=0.865.

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Answer 2

Answer:

A= √3/2 cm²

Step-by-step explanation:

=>Here, a= √2 cm , A= ?

Formula :

The area of equilateral triangle (A)

= (√3/4) × (a²)

= (√3/4) × (√2)²

= (√3/4) × (2)

= √3/2 cm²