Question

. Side of eqilateral triangle PQR is 8 cm then find the area of triangle whose side is half of side of triangle PQR

Answer 1

Answer:

Find the area of an equilateral triangle with side 8 cm

Given side =8 cm

we know that

area of an equilateral triangle =

4

3

(side)

2

=

4

3

(8)

2

=

4

3

(64)

=16

3

∴ are of an equilateral triangle =27.712 cm

2

Answer 2

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