Question

Find the area of herons formula whose sides are 5cm 10cm and 15cm

Answer 1

Heya©®©®

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$herons \: formula \: \: \sqrt{s(s - a)(s - b)(s - c)} \\ \\ \\ where \: \: \: \: s \: i s \: semi \: perimeter \: \\ \\ s = 30 \div 2 \\ \\ \\ s = 15 \: \: a = 5 \: \: b \: = 10 \: and \: c \: = 15 \\ \\ \\ \\ area \: of \: fig \: = \sqrt{15(10)(5)(0)} \\ \\ \\ = 0$