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21-07-2021
Mathematics

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Determine the measure of the interior angle at vertex E.

Determine the measure of the interior angle at vertex E class=

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21-07-2021

Answer:

135

Step-by-step explanation:

(n−2) × 180° = sum of the interior angles where n is the number of sides

There are 6 sides

(6 -2) * 180

4*180

The sum is 720

2x+2x+3x+3x+3x+3x = 720

16x = 720

Divide by 16

16x/16 = 720/16

x = 45

Angle E = 3x= 3(45) = 135

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