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What is the complement of the angle represented in the figure-

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answer is D.

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Detailed Solution

Concept: Understanding the concept of complementary angles is necessary before we can answer this query.
COMPLEMENTARY ANGLES: Angles that add up to

, or a right angle, are said to be complementary angles. In this case, we must determine the complement of a

angle. Therefore, we must choose an angle that, when added to

, produces a

angle.
We are aware that the required angle plus 20 degrees must equal

.
Let 'x' represent the complementary

angle.
Consequently,
Question Image

As a result,

's complementary angle is

.
So, 70 degrees is the appropriate response.
Hence, option 4 is correct.

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