S. K. Gupta Anubhuti Gangal Class 5 Math Fifteenth Chapter Perimeter And Area Exercise 51 EXERCISE 51 PERIMETER: The word perimeter is derived from two Greek words peri meaning around and metron meaning measure. (1) Find the perimeter of a square with side length: (a) 14 cm = (4 × 14) cm = 56 cm […]