Math, asked by poonamjangid9, 10 months ago

Find the value of C if in a triangle S=12,a=8,b=7

Answers

Answered by rajsingh24
16

Step-by-step explanation:

a =8cm.

b=7cm.

s=12cm.

s =  \frac{a + b + c}{2}  \\  .'.    12 =  \frac{8 + 7 + c}{2}  \\ 24= 15 + c \\.'.   c = 24 - 15\\ c = 9cm.

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Answered by Thinkab13
1

Answer:

As we know

S=(a+b+c)/2

12×2=8+7+c

24=15+c

c=24-15=9

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