Measurement of Area

Q. If each side of a square is doubled, then its area becomes times.

1. four
2. three
3. two

Q. Area of a square of side 2 m is .

1. $4m^2$
2. $2m^2$
3. $3m^2$

Q.

The length and breadth of three rectangles are as given below: $\left(a\right)9mand6m\left(b\right)17mand3m\left(c\right)4mand14m$ . Which one has the largest area and which one has the smallest?

Q. If each side of a square of side $a$ is tripled, what is the area of the new square formed?

1. $a^2$
2. $4a^2$
3. $9a^2$
4. $\frac{1}{2}{a}^2$

Q. If each side of a square of side $a$ is tripled, what is the area of the new square formed?

Q. Find the area of the blue surface.

1. $36$
2. $36c{m}^2$
3. $42c{m}^2$
4. $48c{m}^2$

Q.

Volume is surface occupied by a substance.

1. True
2. False

Q.

What do you understand by area ?

Q.

Differentiate between the following:

Area and volume

Q. What are the features of a true beam balance?