Question

what is the sum of the measure of the angles of a quadrilateral? select the best answer from the choices provided. a. 90° b. 180° c. 270° d. 360°

Explanation:

Step1: Recall the formula for the sum of interior angles of a polygon

The formula for the sum of interior angles of a polygon is \((n - 2)\times180^{\circ}\), where \(n\) is the number of sides of the polygon.

Step2: Identify \(n\) for a quadrilateral

For a quadrilateral, \(n=4\).

Step3: Substitute \(n = 4\) into the formula

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Answer:

D. \(360^{\circ}\)