You multiply the numerator or top of the fraction by the other numerator and then you multiply the denominator or the bottom of a fraction by the other denominator.
Forgive me if I’m wrong but is it 2.75
The answer is B. Always substitute your answer to get it.
Questions:- perimeter
Explanation:- one side is 10 cm another opposite to it
6+x= 10
x= 4 units
so now perimeter