find the area of triangle ABC ab=6cm bc=8 cm ac=12 cm by heron formula.......
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Answered by
2
6+8+12/2= 13
s(s-a)(s-b)(s-c)
13(13-6)(13-8)(13-12)
13*7*5*1
underroot 455
Answered by
0
Answer:
answer is 21.33 sq cm
Step-by-step explanation:
s= a+b+c/2
=6+12+8/2
= 26/2
=13cm
= root under s(s-a) (s-b) (s-c)
=√13(13-6)(13-8)(13-12)
√13×7×5×1
√455
=21.33sq cm
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