$\"\"$

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The triangle angles are $\"\"$ and $\"\"$ .

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One of the triangle side is $\"\"$ .

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The third angle is $\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"\"$

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The law of sines: $\"\"$ .

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Consider $\"\"$ .

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Substitute $\"\"$ , $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$

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Consider $\"\"$ .

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Substitute $\"\"$ , $\"\"$ and $\"\"$ in above rule,

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$\"\"$

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$\"\"$

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$\"\"$

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The triangle angle is $\"\"$ .

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The triangle sides are $\"\"$ and $\"\"$