Question

1. Cubes A.B and C having edges 3 cm. 4 cm and 5 cm are melted and a new cube is formed. Find the
edge of the new cube.​

Answer 1

Step-by-step explanation:

volume of the A,B,C=volume of the new cube

(3)3+(4)3+(5)3=a3

27+64+125=a3

216=a3

a=6