Question

Prove that the sum of angles if quadrilateral is 360

Answer 1

Formula used : ( n - 2 ) 180

n = number of sides,

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In quadrilateral,

Number of sides = 4

Hence,

sum of angles = ( 4 - 2 ) 180

= ( 2 ) 180

= 360

Proved.

Answer 2

Formula used : ( n - 2 ) 180

n = number of sides,

=========================

In quadrilateral,

Number of sides = 4

Hence,

sum of angles = ( 4 - 2 ) 180

= ( 2 ) 180

= 360

Proved.