CTET Class I to V 11 Jan 2022 Paper

Question : 34 of 150

Marks: +1, -0

Rehnuma makes different polygons using matchsticks and measure their interior angles with the help of a protractor. She makes a triangle with three matchsticks and adds one more to make a quadrilateral. Then she adds one more matchstick to make a pentagon and so on. Which of the following statements is correct about the angles of these shapes?

The sum of all the interior angles of any polygon is 360°.
The sum of all the interior angles of a quadrilateral is three times of the sum of all the interior angles of triangle.
When the numbers of side increases, the sum of the measures of interior angles of a polygon also increases.
When the numbers of sides increases sum of the measures of interior angles of a polygon also decreases.

Validate

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