You have a straight angle with three angles on it one measures 45 degrees and the other measures 65 degrees. What is the measurement of the third angle?

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Answer:

A straight angle measures 180°. ... An angle can be measured using a protractor, and the angle of measure 90 degrees is called a right angle. In a right angle, the two arms are perpendicular to each other. When the right angle is divided into two equal parts each angle measures 45°.

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