Square Root

Q.

Is the product of two perfect squares always a perfect square? Explain your reasoning.

Q.

Find the side of a square whose area is equal to the area of a rectangle with sides $6.4m$ and $2.5m$.

Q. Trees are planted in a specific pattern in a garden, with the number of rows equalling the number of columns of trees. Find the number of trees planted in each row if there are a total of 16 trees.

1. 4

Q. The square of a number is $\mathrm{2.25.}$ Find the number.

Q. David brought 50 tiny square bricks to build a square wall using the bricks but he could only use a maximum of bricks to build the square wall.

1. 45
2. 36
3. 50
4. 49

Q. A square paper has an area of $144{\text{cm}}^2.$ Find the dimension of each side.

1. $12$
2. $12\text{cm}$
3. $\sqrt{12}\text{cm}$

Q.

How do you determine a perfect square?

Q. Scarlett was giving treats to her friend for her excellent results in the maths exam. Each one of her friends received toffees as many as the number of friends. If Scarlett distributed $625$ toffees, find the number of friends she has.

1. $35$
2. $15$
3. $25$
4. Cannot be determined.

Q. is the number when multiplied by itself equal the perfect square of that number

Q. What is the square root of $12?$

1. $\sqrt{12}$
2. $144$
3. $2\sqrt{3}$
4. $3\sqrt{2}$