adaobiwhitney adaobiwhitney

14-06-2020
Mathematics

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Four interior angles of a 7 sided polygon are equal, and the others add up to 120 find the size of the equal angle?

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emanuelCG emanuelCG

14-06-2020

Answer: 195°

Step-by-step explanation:

The sum of interior angles can be found by using this formula

(n - 2)180

(7 - 5)180

5 * 180

900 = sum of interior angles

900 - 120 = 780

Now we divide it by 4

780 ÷ 4 = 195°

The equal angles is 195°

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