Five angles of a hexagon are each 115°. Calculate the size of the sixth angle.

asked Jan 7, 2021 166k views

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5 votes

A hexagon adds up to 720,
So we would do
115 x 5 = 575
So you would do
720 - 575 which is 145.
So the sixth angle is 145 degrees.

Horstforst answered Jan 11, 2021