Question

Find the value of s if three sides of the triangle are 3 cm, 4 cm and 5 cm

Answer 1

Step-by-step explanation:

s= semi perimeter of triangle

OR. p/2

semi. perimeter =(a+b+c)/2

=(3+4+5)/2

=12/2

=6.....

Answer 2

Answer:

6

Step-by-step explanation:

s=(a+b+c)/2

=(3+4+5)/2

 =(12)/2

 =6

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