Q1. Fill in the blanks/MCQs/T/F
i. The perimeter of a regular hexagon whose side 14cm is _________.
ii. If the perimeter of rhombus is 40 cm, and then its sides will be _________.
iii. The perimeter of a triangle is 40 cm, if two side are 12cm and 18cm, then third side will be
(a) 14cm (b)15cm (c)10cm (d) 30cm
iv. The perimeter of square is 4 × side. ( True/False)
v. The side of a square is 10 cm. How many times the new perimeter becomes, if the side of a
square is doubled?
(a) 2 times (b) 4 times (c) 6 times (d) None of these
Solve the following: (Short Answer type questions- Type-1)
Q2. What is the side of a regular heptagon whose perimeter is 315cm?
Q3. What is the total cost of fencing of a square field of side 130cm at the rate of Rs 12 per meter?
Solve the following: (Short Answer type Questions- Type-2)
Q4. An athlete takes 10 round of a rectangular park, 50m long and 25m wide. Find the total distance
covered by him.
Q5. A rectangular piece of land measure 0.7km by 1.2 km. Each side is to be fenced with three rows
of wires. What is the length of the wire needed?
Q 6: Solve the following: (Long Answer type Questions) Type - 3
Define the properties of following shapes:
a) Rectangle
b) Square
c) Rhombus
Answers
Answer:
MULTIPLE CHOICE QUESTIONS
1. Which of the following is the once of a rhombus?
(i) Product of its diagonals
(ii)  (sum of its diagonals)
(iii) 2 (Product of its diagonals)
(iv) 2 (Product of its diagonals)
2. If the edge of a cube is 1 cm then which of the following is its volume?
(i) 6 m3
(ii) 3 m3
(iii) 1 m3
(iv) none of these
3. If the parallel sides of a parallelogram are 2 cm apart and their sum is 10 cm then its area is:
(i) 20 cm2
(ii) 5 cm2
(iii) 10 cm2
(iv) none of these
4. Which of the following has its area and perimeter numerically equal?
(i) an equilateral triangle of side 1 cm
(ii) a square of side 1 cm
(iii) a square of side 1 cm
(iv) a regular pentagon of side 1 cm.
5. If the edge of a cube is 1 cm then which of the following is its total surface area?
(i) 1 cm2
(ii) 4 cm2
(iii) 6 cm2
(iv) none of these
6. Which of the following is equal to 1 kilolitre?
(i) 1000 millilitres
(ii) 100 dm3
(iii) 1 dm3
(iv) 1000 dm3
7. If the dimensions of a room are I, b and h, (∴. l → length, l → breadth and h → hight) them which of the following is the area of its four walls?
(i) 2 h(1 + b)
(ii) 2 h (1 + h)
(iii) 2 1(h + h)
(iv) 2 h + 1 + b
8. If the dimensions of a room are 2 m, 3 and 4 m then which of the following is the number of cubes of size  which can he placed is the room?
(i) 960
(ii) 672
(iii) 676
(iv) 576
9. If base area of a room 12 m2 and height is 3 m then its volume is:
(i) 4 m3
(ii) 36 m3
(iii) 12 m3
(iv) 18 m3
10. Two identical cubes each of total surface area of 6 cm2 are joined end to end. Which of the following is the total surface area of the cuboid so formed?
(i) 12 cm2
(ii) 18 cm2
(iii) 10 cm2
(iv) 8 cm2