A) find the total internal angle sum (s) b) find the size of each internal angle (x)

asked Feb 28, 2020 151k views

5 votes

A) find the total internal angle sum (s)

b) find the size of each internal angle (x)

by Mirac

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7 votes

Answer:

Each angle is 40°

Step-by-step explanation:

Total sum of angle=360°

No of sides = 9

Each angle = 360°/9

Therefore answer is 40°

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