$\"\"$

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From the data $\"\"$ , $\"\"$ and $\"\"$ .

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In any triangle $\"\"$ .

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$\"\"$

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Area of a triangle formula is $\"\"$ .

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Substiute $\"\"$ , $\"\"$ and $\"\"$ .

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$\"\"$

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$\"\"$

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$\"\"$ .

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$\"\"$

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The area of the triangle is $\"\"$ .