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Mathematics
8. Lines and Angles
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Q11 of 115 Page 9

If the supplement of an angle is three times its complement, find the angle.

Given that,

Supplement angle = 3 times its compliment angle


Let the angle measured be x


According to the question


(180o – x) = 3 (90o – x)


2x = 90o


x = 45o


More from this chapter

All 115 →
9

If the complement of an angle is equal to the supplement of the thrice of it. Find the measure of the angle.

10

If an angle differs from its complement by 10°, find the angle.

12

If the supplement of an angle is two-third of itself. Determine the angle and its supplement.

13

An angle is 14° more than its complementary angle. What is its measure?

Questions · 115
8. Lines and Angles
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