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Find the area of triangle two …

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Find the area of triangle two sides of which are 18cm and 10cm and the perimeter is 42cm

    • Posted by Shivansh Pandey 5 years, 3 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Subhashis Bhagat 5 years, 3 months ago

    P=42 cm Also, P=18+10+x 42=28+x X=14 P/2=s=21 By using heron's formula =21root11

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