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an angle with a measure of 180 degrees is formed by two opposite rays.

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Answer-

An angle with a measure of 180° is formed by two opposite rays.

Solution-

As shown in the attachment, AB and CD are two opposite rays. when they meet the form a straight line. And the measurement of a straight angle is 180° or π rad.

∴ Therefore, when two opposite rays meet, the measurement of angle formed between them is 180°.


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