Practice the AP 6th Class Maths Bits with Answers Chapter 11 Perimeter and Area on a regular basis so that you can attempt exams with utmost confidence.

## AP State Syllabus 6th Class Maths Bits 11th Lesson Perimeter and Area with Answers

I. Choose the correct answer and write it in the brackets.

Question 1.

Sum of all the lengths of all sides a polygon is called its ………………

A) Perimeter

B) Area

C) Circumference

D) None

Answer:

A) Perimeter

Question 2.

The length of curved edge of a circle is called ……………….

A) Perimeter

B) Area

C) Circumference

D) Diameter

Answer:

C) Circumference

Question 3.

If each side of triangle is x, then its perimeter is ……………..

A) 3a

B) 3x

C) \(\frac{a}{3}\)

D) \(\frac{x}{3}\)

Answer:

B) 3x

Question 4.

Circumference of a circle with radius 14 cm is …………….

A) 154 cm

B) 176 cm

C) 188 cm

D) 88 cm

Answer:

D) 88 cm

Question 5.

Side of an equilateral triangle is 5cm, then its perimeter is ……………….

A) 25 cm

B) 15 cm

C) 10 cm

D) 5 cm

Answer:

B) 15 cm

Question 6.

Perimeter of a rectangle when its length and breadths are l and b respectively is ………………..

A) 2l + b

B) l + 2b

C) l + b

D) 2(l + b)

Answer:

D) 2(l + b)

Question 7.

The region occupied by an object is called ………………..

A) Circumference

B) Area

C) Perimeter

D) Diameter

Answer:

B) Area

Question 8.

Units for the area is ……………….

A) centimetres

B) metres

C) square units

D) cubic units

Answer:

C) square units

Question 9.

Area of a rectangle = ………………..

A) l + b

B) 2(l + b)

C) \(\frac{l}{b}\)

D) l.b

Answer:

D) l.b

Question 10.

The area of a square with side 8m is ………………

A) 64 sq.m

B) 16 sq.m

C) 64 m

D) 16 m

Answer:

A) 64 sq.m

Question 11.

Area of a square is 81 sq.cm then its side = ………………….

A) 8 cm

B) 9 cm

C) 7 cm

D) 10 cm

Answer:

B) 9 cm

Question 12.

Circumference of a circle is 154 cm, then its diameter is ………………..

A) 49 cm

B) 94 cm

C) 24.5 cm

D) 49. sq.cm

Answer:

A) 49 cm

Question 13.

What is the ratio of the perimeter and area of a square when its side is 5 cm?

A) 1 : 2

B) 3 : 4

C) 4 : 5

D) 5 : 4

Answer:

C) 4 : 5

Question 14.

What is the formula to find the circumference of a circle?

A) a × a

B) 2πr

C) 2ra

D) 2(l + b)

Answer:

B) 2πr

Question 15.

If the diameter of a circle is 14 cm, then its area is …………………

A) 308 sq.cm

B) 154 sq.cm

C) 616 sq.cm

D) 108 sq.cm

Answer:

B) 154 sq.cm

Question 16.

Radius of a circle is 7 cm and its circumference is equal to the perimeter of a square, then its side is ……………….

A) 44 cm

B) 14 cm

C) 22 cm

D) 34 cm

Answer:

C) 22 cm

Question 17.

If the sides of a triangle are 5 cm, 6 cm and 8 cm, then its perimeter is ………………….

A) 38 cm

B) 19 cm

C) 53 cm

D) 46 cm

Answer:

B) 19 cm

Question 18.

Perimeter of a regular pentagon is ……………..

A) 5 × side

B) 6 × side

C) 4 × side

D) 3 × side

Answer:

A) 5 × side

Question 19.

If length is doubled, breadth is tripled, then the area of the rectangle becomes ………………….

A) 3 times

B) 5 times

C) 4 times

D) 6 times

Answer:

D) 6 times

Question 20.

A piece of wire of length 15 cm is used to form an equilateral triangle, then the length of the side is ……………….

A) 3 cm

B) 4 cm

C) 5 cm

D) 6 cm

Answer:

C) 5 cm

II. Fill in the blanks.

1. Perimeter of a square, if its side is ’a’ ………………….

Answer:

4 × side = 4a

2. The value of pi(π) is nearly equals to ……………….

Answer:

\(\frac{22}{7}\)

3. Perimeter of a square when its side 10 cm is ……………….

Answer:

40 cm

4. Radius of the circle, when its circumference is 176 cm ………………

Answer:

28 cm

5. Perimeter of a square is 60 m, then its side is ……………….

Answer:

15 m

6. Diameter of a circle is 21 cm, then its circumference is ………………..

Answer:

66 cm

7. Area of the square = …………………

Answer:

a × a (or) a^{2}

8. If length and breadth of a rectangle are 8cm and 6cm respectively, then its area = ………………….

Answer:

48 sq. cm

9. If the area of a square is 121 sq. m, then its side = ………………..

Answer:

11 m

10. If the area of rectangle is 108 sq.cm and its one side is 12 cm, then its other side = ………………..

Answer:

9 cm

11. Circumference of the circle, when its diameter is d = ……………….

Answer:

πd

12. Number of tiles with dimensions 12 cm, 5 cm needed to fit a region whose length and breadth are 144 cm and 100 cm is ……………….

Answer:

120

13. If l: b = 2 : 1 of a rectangle, its area is 72 sq.cms, then its perimeter = ………………….

Answer:

36 cm

14. A wire was bent in the shape of a circle with radius 14 cm. If the same wire was again used to make a square, then its side is ………………..

Answer:

22 cm

15. Length and breadth of a rectangle are 7cm and 6 cm. If the breadth is increased by 6cm and length is decreased by 6cm, then the difference in areas is ……………..

Answer:

30 sq.cm