Sum of interior angle of polygon

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Slide 1: Slide

MathematicsSecondary Education

This lesson contains 23 slides, with interactive quizzes and text slides.

Lesson duration is: 1 min

Items in this lesson

Slide 1 - Slide

POLYGON

Slide 2 - Mind map

Slide 3 - Slide

timer

1:00

Slide 4 - Slide

Slide 5 - Slide

timer

5:00

Slide 6 - Slide

Slide 7 - Slide

Slide 8 - Slide

Slide 9 - Slide

What is the sum of interior angles of a polygon with n number of sides?

Slide 10 - Open question

Slide 11 - Slide

Slide 12 - Slide

Slide 13 - Slide

What happen to the sum of interior angles if the number of sides increases by one?

Slide 14 - Open question

www.geogebra.org

Slide 15 - Link

timer

5:00

Slide 16 - Slide

Is it possible to apply the formula to regular and irregular
polygons?

Yes

Slide 17 - Poll

Find the sum of interior angles of a polygon with 22 sides.

2000

450

2300

3600

Slide 18 - Quiz

The sum of interior angles of a polygon with n number of sides?

(n-2)x180º

180º

n X 180

360

Slide 19 - Quiz

Is it possible to have a polygon with sum of its interior angle is
2000º? Give reason.

Slide 20 - Open question

Slide 21 - Slide

Slide 22 - Slide

The value of x is equal to...

Slide 23 - Open question

Sum of interior angle of polygon

Items in this lesson

Slide 1 - Slide

Slide 2 - Mind map

Slide 3 - Slide

Slide 4 - Slide

Slide 5 - Slide

Slide 6 - Slide

Slide 7 - Slide

Slide 8 - Slide

Slide 9 - Slide

Slide 10 - Open question

Slide 11 - Slide

Slide 12 - Slide

Slide 13 - Slide

Slide 14 - Open question

Slide 15 - Link

Slide 16 - Slide

Slide 17 - Poll

Slide 18 - Quiz

Slide 19 - Quiz

Slide 20 - Open question

Slide 21 - Slide

Slide 22 - Slide

Slide 23 - Open question

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