# What is the value of x?

##### 2 Answers

Oct 2, 2016

Seventh angle is

#### Explanation:

Sum of all the interior angles of a

As this is seven sided polygon, sum of its interior angles is

Sum of six of the angles is

Hence the seventh angle is

Oct 2, 2016

#111^circ#

#### Explanation:

We use the formula

The sum of the angles in any closed polygon

#color(blue)((n-2)*180)#

Where,

There are

So, we can say that