the sides of∆ are 22cm,20cm and 18 cm. find its area
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the area of the given∆ is 120√2cm²
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Semiperimeter (s )=a +b+c ÷2
Area=root of s(s-a )(s-b )(s-c )
Apply this formula
Area=root of s(s-a )(s-b )(s-c )
Apply this formula
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