Question

8. Find 'ne number of squares in the following rectangular grids.
$4 \times 5$
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Answer 1

Solution:-

No of squares in the rectangular grid = 4 × 5

So, the number of squares = 4 × 5 = 20

Explanation:-

It's easy if you first draw a diagram, and then count the number of squares in the grid, as said, draw a 4 × 5 grid and then count the number of squares.

But, you can easily find the solution by multiplying the numbers:-

4 × 5 = 20