Three-interior-angles-of-a-nonagon-are-equal-and-the-sum-of-the-other-six-is-1050-Find-the-size-of-one-of-the-equal-angles-

Question Number 71533 by pete last updated on 16/Oct/19

Three interior angles of a nonagon are

equal and the sum of the other six is 1050 °

Find the size of one of the equal angles .

Answered by MJS last updated on 17/Oct/19

the sum of the interior angles is 1260 °

\frac{1260 ° - 1050 °}{3} = 70 °

Commented by pete last updated on 18/Oct/19

Thanks very much sir

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