sabina7136 sabina7136

05-12-2018
Mathematics

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The sum of the angles in a convex 10-sided polygon is:

1800°

188°

3600°

1440°

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smmwaite smmwaite

05-12-2018

Answer:

1440°

Step-by-step explanation:

Sum of exterior angles = 360

One exterior angle = 360 ÷ 10

= 36°

Exterior angle + interior angle = 180

Interior angle = 180 - 36

= 144°

Sum of interior angles = 144° × 10

= 1440°

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