Question

a) Find the sum of interior angles of a regular polygon with 18 sides.
b) Hence, find the size of each interior angle of a regular polygon with 18 sides
Step By step explanation needed too!

I need the answer quick Please.

Answer 1

Step-by-step explanation:

180×(n-2)

the sum of interior angles of a regular polygon with 18 side = 180×(18-2)

180×16

2880

size of each interior angle is 2880/18

which is 160...

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