Math, asked by digvijayskashid, 5 months ago

find the area of triangle which has sides 60cm 100cm and 140cm​

Answers

Answered by Anonymous
5

Answer:

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Answered by pousalidolai59
7

Step-by-step explanation:

s = (a + b + c) \div 2 = (60 + 100 + 140) \div 2 = 150

by using herons formula

area =  \sqrt{s(s - a)(s - b)(s - c)}  \\  =  \sqrt{150(150 - 60)(150 - 100)(150 - 140)}  \\  =  \sqrt{(150 \times 90 \times 50 \times 10)} \\  \sqrt{6750000}  \\  = 2598.076cm ^{2}

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