Math, asked by Amitabhsinha, 1 year ago

2. Find the number of sides of a polygon if the
sum of the interior angles is
a) 10 right angles b) 720
c) 1620°
d) 540​

Answers

Answered by 08adityaraj
20

Answer:

a)7

b)6

c)11

d)5

Step-by-step explanation:

Sum of interior angles of a polygon of 'n' sides is given by (n-2)*180°.

a) (n-2)*180= 10*90=900

n-2=5

n=7

b) (n-2)*180=720

n-2=4.

n=6

c) (n-2)*180=1620

n-2= 9

n=11.

d) (n-2)*180=540

n-2=3

n=5.

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