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Important Questions

Multiple Choice Questions:

**Q.1 Perimeter of a rectangle =**

(a) Length × Breadth

(b) Length + Breadth

(c) 2 × (Length + Breadth)

(d) 2 × (Length × Breadth).

**Q.2 Perimeter of a square =**

(a) 4 × Length of a side

(b) 2 × Length of a side

(c) 3 × Length of a side

(d) 6 × Length of a side.

**Q.3 Perimeter of an equilateral triangle**

(a) 2 × Length of a side

(b) 3 × Length of a side

(c) 4 × Length of a side

(d) 6 x Length of a side.

**Q.4 Area of a rectangle =**

(a) Length × Breadth

(b) Length + Breadth

(c) 2 × (Length + Breadth)

(d) 2 × (Length × Breadth).

**Q.5 Area of a square =**

(a) side × side

(b) 4 × Length of a side

(c) 2 × Length of a side

(d) 6 × Length of a side.

**Q.6 Perimeter of a regular pentagon =**

(a) 4 × Length of a side

(b) 3 × Length of a side

(c) 6 × Length of a side

(d) 5 × Length of a side.

**Q.7 Perimeter of a regular hexagon =**

(a) 3 × Length of a side

(b) 4 × Length of a side

(c) 5 × Length of a side

(d) 6 × Length of a side.

**Q.8 Apala went to a park 20 m long and 10 m wide. She took one complete
round of it. The distance covered by her is:**

(a) 30 m

(b) 60 m

(c) 20 m

(d) 10 m.

(a) 12m

(b) 14m

(c) 24 m

(d) 7 m.

(a) 8m

(b) 16m

(c) 4m

(d) none of these.

(a) 90 cm

(b) 45 cm

(c) 500 cm

(d) 5 cm.

(a) 5 cm

(b) 10 cm

(c) 15 cm

(d) 20 cm.

(a) 20 cm

(b) 10 cm

(c) 24 cm

(d) 15 cm.

1 m wide. Find the length of the lace required by Meenu.

(a) 3 m

(b) 4 m

(c) 5 m

(d) 6m.

(a) 10 cm

(b) 20 cm

(c) 30 cm

(d) 40 cm.

Match The Following:

Fill in the blanks:

1. _____ is a rectangle whose all sides are equal.

2. The amount of surface enclosed by a figure is called its ____.

3. For fencing the plot, we need to calculate its _____.

4. _____ is the sum of all sides.

True /False:

1. For tiling a rectangular Plot, we must calculate its area.

2. Length and breadth of a Rectangle are 1.5m and 1m. Area is 1.5m2.

3. The Perimeter of a square is 4 times the length of the side.

4. To find the length of fencing the square playground we must find its Perimeter.

Very Short Questions:

1. Find the area of the rectangle whose side are:3 cm and 4 cm

2. Find the area of the rectangle whose side are:12 m and 21 m

3. Find the perimeter of each of the following figures given below?

4. Find the perimeter of the following figure?

5. Find the perimeter of the following figure given below.

6. Find the area of the following figure:

7. The length of rectangle is thrice its breadth and its perimeter is 48cm. Find length and breadth of rectangle.

8. The perimeter of a square is 64 cm. Find the length of each side.

9. Length and breadth of a rectangular table-top are 36 cm and 24 cm respectively. Find its perimeter.

10. Which of the following figure has greater perimeter?

Short Questions:

1. How much distance will you have to travel in going around each of the following figures?

2. Find the perimeter of a square whose side is 15 cm.

3. Find the cost of fencing a rectangular park 300 m long and 200 m wide at the rate of ₹4 per metre.

4. Find the area of a square field whose each side is 150 m.

5. Length and breadth of a rectangular paper are 22 cm and 10 cm respectively. Find the area of the paper.

6. Find the length of a rectangle given that its perimeter is 880 m and breadth is 88 m.

7. How many trees can be planted at a distance of 6 metres each around a rectangular plot whose length

is 120 m and breadth is 90 m?

Long Questions:

1. A rectangular park is 30 metres long and 20 metres broad. A steel wire fence is put up all around it.

Find the cost of putting the fence at the rate of ₹15 per metre.

2. Find the area of the figures A, B, C and D drawn on a squared paper in the following figure by counting squares.

3. A rectangle and a square have the same perimeter 100 cm. Find the side of the square. If the rectangle has

a breadth 2 cm less than that of the square. Find the breadth, length and area of the rectangle.

4. Fencing the compound of a house costs ₹5452. If the rate is ₹94 per metre, find the perimeter of the compound.

If the breadth is 10 m, find its length.

Assertion and Reason Questions:

**(1.) Assertion (A) –** Perimeter of a rectangle =2 × (Length × Breadth).

**Reason (R) –** Perimeter is the distance covered along the boundary forming a closed

figure when you go round the figure once

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not the correct explanation of A

(c) A is true but R is false

(d) A is false but R is true

**(2.) Assertion (A) –** Perimeter of a square = 4 × Length of a side

**Reason (R) –** Perimeter is the distance covered along the boundary forming a

closedfigure when you go round the figure once

(a) Both A and R are true and R is the correct explanation of A

(b) Both A and R are true but R is not the correct explanation of A

(c) A is true but R is false

(d) A is false but R is true