Question

if the sum of all interior angles of a polxgon is 2340 find the number of sides in the polygon

Answer 1

Sum of all interior angles =2n - 4 right angle
2340 =2n - 4×90
2340 /90 =2n - 4
26 +4 = 2n
30 = 2n
30 / 2 = n
15 = n
Number of side = 10 sides