Concept explainers
To tell:
Whether the given pair of angles are complementary , supplementary , or neither .
Answer to Problem 12.4EP
The given angles are complementary.
Explanation of Solution
Given:
A pair of angles:
Concept used:
Two angles whose sum is 90 degrees are known as complementary angles.
Two angles whose sum is 180 degrees are known as supplementary angles.
Calculation:
Let us find the sum of both angles as shown below:
Since the measure of both angles is
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