An exterior angle of a triangle is 108...

An exterior angle of a triangle is `108^0` and its interior opposite angles are in the ratio 4:5. The angles of the triangle are (a)`48^0,\ 60^0,\ 72^0` (b) `50^0,\ 60^0,\ 70^0` (c)`52^0,\ 56^0,\ 72^0` (d) `42^0,\ 60^0,\ 76^0`

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RD SHARMA ENGLISH-TRIANGLE AND ITS ANGLES-All Questions

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