Area of Regular Shapes

Q.

Name two multiples of SI unit of area.

Q. The area of a square field is given to be $14400c{m}^2$. What is the length of the field?

1. 144 cm
2. 1440 cm
3. 120 cm
4. 12 cm

Q.

An ox tied to a pole situated at one of the corners of a field, with 10 m long rope. The ox moves keeping the rope tight. Find the area of the ground swept by the rope.

1. $31.4m^2$

2. $614m^2$

3. $416m^2$

4. $314m^2$

Q.

The area of the rectangle with length $11cm$ and breadth equal to half its length will be

1. 60.5 cm

2. 22 cm²

3. 33 cm

4. 60.5 cm²

Q.

If the area of a rectangular piece is $36c{m}^2$ such that length is 4 times its breadth, find its length.

1. 9 cm

2. 26 cm

3. 4 cm

4. 12 cm

Q. The measurements of the figure given below are in centimetres.

What is its area?

1. $186c{m}^2$
2. $210c{m}^2$
3. $196c{m}^2$
4. $200c{m}^2$

Q. Area of a rectangle having length $10cm$ and breadth $50mm$ respectively will be :

1. $15c{m}^2$
2. $50c{m}^2$
3. $100c{m}^2$
4. $500c{m}^2$

Q. Find the area of triangle in ${\text{cm}}^2$ whose base is 4 cm long and the height corresponding to the base measures 12 cm.

1. 24

Q. The length of the minute hand of a wall clock is $14cm.$ The area swept by the minute hand in $7.5$ minutes is

1. $63c{m}^2$
2. $77c{m}^2$
3. $57.75c{m}^2$
4. $15.4c{m}^2$

Q. Describe the method in steps to find the area of an irregular lamina using a graph paper

Q.

A football field is $120$$\mathrm{yards}$ by $53.333$ $\mathrm{yards}$. What is the area of the football field in acres if $1\mathrm{acre}=43560\mathrm{ft}$? Use correct significant figures when answering this question.

Q.

What is the formula for area of a triangle ?

1. $\frac{1}{4}\times height$

2. $\frac{1}{4}\times base$

3. $\frac{1}{3}\times height\times base$

4. $\frac{1}{2}\times height\times base$

Q.

What is the are of the shaded part in the figure, if its given that the side of square ABCD is 90 m and the side of square PQRS is 100 m?

1. $2000m^2$

2. $1900m^2$

3. $1000m^2$

4. $2500m^2$

Q.

What is area of triangle?

Q. Calculate the area of the blue surface in ${\text{cm}}^2$.

1. 36

Q.

The area of the given figure will be___sq. units.

Q. A circle perfectly fits in a square of side 1 metre. So, the area of the circle would be 1 metre square.

1. less than
2. greater than
3. equal to

Q. Match the sides of the squares to their correct areas.

1. 625 sq.cm
2. 121 sq.cm
3. 100 sq.cm
4. 49 sq.cm

Q.

If the area of the rectangle is 1/6th of the area of the circle such that area of the circle is $36c{m}^2$ and breadth of the rectangle is 6cm, then the length of the rectangle will be ___.

1. 12 cm

2. 6 cm

3. 36 cm

4. 26 cm

Q. A triangle with an area of $150c{m}^2$ has a base length of $50cm$. What is its height?

1. $3cm$
2. $6cm$
3. $9cm$
4. $12cm$

Q.

In the figure given, PR = 22 cm, SN = MQ = 3 cm. What is the area of rectangle PQRS?

1. 66 $c{m}^2$

2. 63 $c{m}^2$

3. 34 $c{m}^2$

4. 198 $c{m}^2$

Q.

In the figure below, AB = 6 cm and AC = 8 cm. If D and E are the midpoints of AB and AC respectively, find the area of $\Delta ADE\left(inc{m}^2\right)$.

1. 12

2. 10

3. 6

4. 8

Q.

Find the area of the square whose side is : $2.3\text{km}$

Q. A circle perfectly fits in a square of side 1 metre. So, the area of the circle would be 1 metre square.

1. less than
2. equal to
3. greater than

Q.

The area of given figure is:

1. 42 sq. units

2. 41 sq. units

3. 24 sq. units

4. 40 sq. units

Q.

The base and height of a triangle are 10 cm and 5 cm, respectively. Find its area?

Q.

Fill in the blank.

Area is measured in ____________ units.

Q.

The area of a square is $16c{m}^2$. The area of the rectangle with length equal to double the side of the square and breadth equal to half of the side of the square is ___$c{m}^2$

1. 16

2. 32

3. 26

4. 12

Q.

1 ${\text{m}}^2$ = ______ ${\text{cm}}^2$

Q.

Define area?