Visualisation of Area

Q.

Question 1(xii)

Find the area of the given figure by counting squares:

Q.

Question 1(xiii)

Find the area of the given figure by counting squares:

Q.

Question 1(xiv)

Find the area of the given figure by counting squares:

Q. Which of the following gives the area of the shaded rectangle in the given figure?

1. $\frac{11}{49}$
2. $\frac{5}{49}$
3. $\frac{30}{49}$
4. $\frac{49}{30}$

Q. A square piece of paper is folded as shown. If the area of the shaded triangles is $225c{m}^2$, find the perimeter of the piece of the paper when it is unfolded.

1. $125$ cm
2. $100$ cm
3. $120$ cm
4. $60$ cm

Q. One side of a square plot is $250m$, find the cost of leveling it at the rate of $Rs.2$ per square meter.

Q. Which of the following gives the area of the shaded rectangle in the given figure?

1. $\frac{11}{49}$
2. $\frac{30}{49}$
3. $\frac{49}{30}$
4. $\frac{5}{49}$

Q. The following figures are drawn on a squared paper. Count the number of squares enclosed by each figure and find its area, taking the area of each square as $1c{m}^2$.

Q. Estimate the area of the shaded region. Each unit is $1$ square inch.

1. $30$ sq. in
2. $38$ sq. in
3. $14$ sq. in
4. $22$ sq. in

Q. Find the ratio of blue colour to orange colour in the given shape.

1. 2 : 3
2. 4 : 5
3. 2 : 9
4. 4 : 9

Q. The following figures are drawn on a squared paper. Count the number of squares enclosed by each figure and find its area, taking the area of each square as $1c{m}^2$.

Q. The shaded region in the below figure shows the area of the garden in a house. Find the area of the garden.

1. $\frac{12}{35}$ sq units
2. $\frac{34}{57}$ sq units
3. $\frac{35}{12}$ sq units
4. $\frac{7}{12}$ sq units

Q. Madhu has divided the rectangle given into $2$ triangles. The red triangle is half of the big rectangle. Area of the big rectangle is $20$ square cm. So the area of the red triangle is _________ square cm.

Q.

Find the area of the given figure, given that the area of the triangular region is 18 sq. units.

1. 72 sq. units

2. 75 sq. units

3. 68 sq. units

4. 70 sq. units

Q. What is the area of the given figure?

1. 124 sq.m
2. 48 sq.m
3. 50 sq.m
4. 98 sq.m

Q.

What is the length of the side of a regular quadrilateral whose area is 16 sq.units?

1. 1 unit

2. 2 units

3. 4 units

4. 8 units

Q. Which of the following gives the area of the rectangular shaded region in the below figure?

1. $\frac{24}{64}$
2. $\frac{20}{64}$
3. $\frac{4}{64}$
4. $\frac{5}{16}$

Q. Calculate area of the figure made by joining $25$ unit squares.

1. $22$ sq. unit
2. $23$ sq. unit
3. $24$ sq. unit
4. $25$ sq. unit

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

1. 25%
2. 55%
3. 40.5%
4. 56.25%

Q. Each square in the figure covers an area of $2$ in${}^2$. What is the area of the region enclosed in the figure shown?

1. $42i{n}^2$
2. $48i{n}^2$
3. $56i{n}^2$
4. $64i{n}^2$