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In a triangle ABC, if `/_ A gt /_ B gt /_C` and the measures of `/_A , /_B ` and `/_ C` in degrees are integers, then the least possible value of `/_ A` isA. `70^(@)`B. `65^(@)`C. `60^(@)`D. `61^(@)` |
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Answer» Correct Answer - d (i) Take the anlges A,B and C as `x+2,+1` and x. (ii) Use, `A+B+C=180^(@)` ,as sum of angles of triangle` =180^(@)`, and solve for A. |
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