10th Class
Mathematics
Mensuration
Question Bank
Mensuration
question_answer
The sides of an equilateral triangle are \[\left( \text{2a}-\text{b} \right)\] cm, \[\left( \text{a}+\text{3b} \right)\]cm and \[\left( \text{2a}-\text{2b}+\text{1} \right)\] cm, then the perimeter of the triangle is