What is the sum of the interior angles of a pentagon?

Correct answer: B. 540°

The sum of the interior angles of a polygon with n sides is (n − 2) × 180°. For a pentagon, (5 − 2) × 180° = 540°. For a regular pentagon, each angle is 540° ÷ 5 = 108°.

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Answer and explanation

The correct answer is B. 540°

The sum of the interior angles of a polygon with n sides is (n − 2) × 180°. For a pentagon, (5 − 2) × 180° = 540°. For a regular pentagon, each angle is 540° ÷ 5 = 108°.

Topic: Measurement, Geometry and Money MCQs · Subject: Numerical Ability