4.In how many ways can you colour a rectangle of 20 boxes? Colour them all in the grid, and write the length and width of each rectangle you have coloured.

user image

Dileep Vishwakarma

2 years ago

Ans. This can be done in three ways: 10 x 2 , 20 x 2 And 5 x 4

Recent Doubts

Close [x]