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Sum of the three angles of a triangle AB...

Sum of the three angles of a triangle ABC is `180^o`. The ratio of `angle`angle BAC`, `angleABC` and `angle ACB` is `3 : 5 : 10`. If the value of `angle BAC` is decreased by `10^@` and the value of `angle ABC` is increased by `10^o`. calculate the new ratio of the three angles

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