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13-12-2021
Mathematics

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What is the value of x in the polygon below?

What is the value of x in the polygon below class=

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13-12-2021

Answer:

x=141

Step-by-step explanation:

The measure of all the angles in a septagon (7 sided shape) add up to 900°. The current sum of the known angles 131°+122°+125°+148°+107°+126°=759°.

900° total sum minus known sum 759° equals 141°.

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