goddessdecision goddessdecision

30-11-2016
Mathematics

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What is the value of x?

What is the value of x class=

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wizard123 wizard123

30-11-2016

There is a formula for Sum of interior angles of a polygon:
[tex]Sum = 180(n-2)[/tex]
This figure has 7 sides, n = 7
[tex]Sum = 180(7-2) = 900[/tex]
Add up all the given angles,
Subtract from 900,
This will give you value of x.

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