1.

The intiisu:5:60:1:5-Fina-.edchanga.왹an

Answer»

A Pentagon has 5 angles and 5 sides.The total angle inside any polygon can be calculated with

(n - 2) × 180°

Where n is the number of sides. In this case it's 5.

So,

n - 2 = 5 - 2 = 3

And,

3 × 180° = 540°

So the total angle is 540 degree. Since the ratio of each angle is given,

Angle 1 = (4 × 540) ÷ 4 + 5 + 6 + 7 + 5

2160 ÷ 27 = 80°

Similarly,

Angle 2 is 100°

Angle 3 is 120°

Angle 4 is 140°

Angle 5 is 100°

plzz explain in class 8 type



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