The sides of the triangle are 7cm ,10cm and 13cm. Then it's area will be
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Answer:
20root 3 cm²
Step-by-step explanation:
Area of triangle = root S(S−a)(S−b)(S−c)
S= a+b+c/2
Given a=7 cm
b=10 cm
c=13 cm
s = 7+10+13/2 =30/2 =15
therefore: area of triangle = root 15 (15-7)(15-10)(15-13)
root 15*8*5*2
root 1200
20root 3 cm²
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