$\"\"$

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Observe the diagram: $\"\"$ , $\"\"$ and $\"\"$ .

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Find the angle $\"\"$ .

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Formula: $\"\"$ .

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$\"45$

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$\"C$

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$\"C$ .

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$\"\"$

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Find remaining sides $\"\"$ and $\"\"$ .

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Apply sines law: $\"fraction$ .

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$\"\"$ and $\"\"$ .

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$\"\"$ .

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$\"a$

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$\"a$

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$\"\"$

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$\"\"$ .

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$\"\"$

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$\"\"$ .

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$\"b$

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$\"\"$

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$\"\"$

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$\"b$ .

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$\"\"$

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The triangle angle is $\"C$ .

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