Halving the Area of a Square (Paper Folding)

Q.

A $4m\times 6m$ floor is to be covered uniformly with identical square tiles. What should be the size of each tile, so that they fit the floor exactly?

1. (4m x 4m)
2. (3m x 3m)
3. (2m x 2m)
4. (6m x 6m)

Q.

Make a table of values for the function P = 4a, where P is the perimeter and a is the side of the square. [2 MARKS]

Q.

Four corners of the square of the area $15c{m}^2$ are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. The area of the new square is

1. $30c{m}^2$

2. $7.5c{m}^2$

3. $45c{m}^2$

4. $15c{m}^2$

Q.

Four corners of the square are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square of the area $54c{m}^2$. The area of the original square is ______.

1. $54c{m}^2$

2. $27c{m}^2$

3. $312c{m}^2$

4. $108c{m}^2$

Q. Four corners of the square of the area $36c{m}^2$ are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. The area of the new square is___.

1. 18

Q.

Four corners of the square of the area $32c{m}^2$ are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. Find the area of the new square.

1. $64c{m}^2$

2. $96c{m}^2$

3. $16c{m}^2$

4. $32c{m}^2$

Q.

Four corners of the square of the area $15c{m}^2$ are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. Find the area of the new square.

Q.

Four corners of the square are folded as shown in the first two figures. It is unfolded and cut along the creases to get a new square. The area of the new square is ____.

H 4 | 

Q. On increasing each side of a square by 25% , the increase in area will be

(a) 25%
(b) 55%
(c) 40.5%
(d) 56.25%

Q. Tripled