Mathematics: The sides of a triangle are 56 cm, 60 cm and 52 cm find its area using herons formula

The sides of a triangle are 56 cm, 60 cm and 52 cm

Ответ:

saby30

16.01.2022

Step-by-step explanation:

$s=\frac{a+b+c}{2}=\frac{56+60+52}{2}=\frac{168}{2}=84 cm\\\\s-a=84-56=28 cm\\s-b=84-60=24 cm\\\\s-c=84-52=32 cm\\\\Area=\sqrt{s*(s-a)(s-b)(s-c)} \\\\=\sqrt{84*28*24*32}=\sqrt{7*12*7*4*12*2*4*2*2*2}\\\\=7*12*4*2*2=1344 sq.cm$

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Ответ:

eggg65

16.09.2021

Mathematics

The number in the question is 26

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The sides of a triangle are 56 cm, 60 cm and 52 cm find its area using herons formula

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