How to determine the number of sides of a polygon when given the sum of interior ang

How to determine the number of sides of a polygon when given the sum of interior ang

Assessment

Interactive Video

Mathematics, Information Technology (IT), Architecture

11th Grade - University

Hard

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The video tutorial explains how to determine the number of sides of a polygon given the sum of its interior angles. It starts by introducing the formula for the sum of interior angles and then demonstrates how to solve for the number of sides using a given sum of 1260 degrees. The process involves simplifying the equation through the distributive property and basic arithmetic operations. The tutorial concludes by identifying the polygon as a nonagon, having nine sides.

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2 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the result of the equation after applying the distributive property?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What type of polygon has an interior angle sum of 1260 degrees?

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