find the area of triangle whose sides are 13 14 and cm square
Answers
Answered by
1
Step-by-step explanation:
Given sides of triangle
a=13,b=14,c=15
Semi-perimeter s=
2
1
(a+b+c)=
2
1
(13+14+15)=21
Area, A =
s(s−a)(s−b)(s−c)
A=
21(21−13)(21−14)(21−15)
A=84 cm
2
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Answered by
0
Answer:
Area of triangle= 101 sq. cm
Step-by-step explanation:
1/2×l×b
= 1/2×13×14
= 13×7
= 101 sq.cm
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