Find the area of a triangle whose sides are :
(a) a = 8 cm, b = 11 cm, c = 13 cm
please give me full answer I will mark you as the brainliest but the answer should be this (43.84m^2) and you have to use the Hero's formula for Area of the triangle
Answers
Answered by
0
Answer:
Answer:
43.82
Step-by-step explanation:
A=√s(s﹣a)(s﹣b)(s﹣c)
s=a+b+c/2
Solving forA
A=1/4
√-a⁴+2(ab)²+2(ac)²﹣b⁴+2(bc)²﹣c⁴
=1/4
√-8⁴+2·(8·11)²+2·(8·13)²﹣11⁴+2·(11·13)²﹣13⁴
=43.8178
Answered by
0
Answer:
44cm²
Step-by-step explanation:
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