Question

two sides of a triangle are 14 cm and 21 cm and its perimeter is 47 cm the third side is

Answer 1

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Answer 2

Answer:

Step-by-step explanation:

a=14cm , b=21cm ,c=?

Perimeter of triangle =a+b+c

47=14+21+c

47=35+c

c=47-35

c=12 cm