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An angle is thrice its supplement. Find it.A. `120^(@)`B. `105^(@)`C. `135^(@)`D. `150^(@)` |
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Answer» Correct Answer - C Let the angle be `x^(@)` `:.` Its supplement `=(180-x)^(@)` `x=540^(@)-3x^(@)` `x^(@)=135^(@)`. Hence, the correct option is ( c). |
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