# A hexagon has five angles that measure 140° each. What is the measure of the sixth angle?

##### 2 Answers

Mar 10, 2018

#### Explanation:

The answer is

- Total sum of interior angle:
#720^o# - Each angle measures:
#140^o# - 6 side: ?

5 sides:

We will add up all the sides to get the total of all the 5 sides.

6 side:

We will now subtract the total of all the 5 sides, which is

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Mar 10, 2018

20

#### Explanation:

Sum of internal angles in a hexagon is 720

Five angles is 140x5=700

Remaining angle is 720-700=20