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The sum of an angle and half of its complementary angle is `75^(@)`. Find the angle .A. `40^(@)`B. `50^(@)`C. `60^(@)`D. `80^(@)` |
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Answer» Correct Answer - C Let the required angle be x. `:.` Complement of x is `90^(@)-x` `implies x+((90^(@)-x))/(2)=75^(@)` `implies 2x+90^(@)-x=150^(@)` `implies x=60^(@)` Hence, the correct option is (c ). |
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