Class 7 Perimeter And Area CBSE Questions & Answers

Class 7 · Perimeter And Area

This is Mathematics Class 7 Perimeter and Area CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Find the breadth of a rectangular plot of land, if its area is 440 \({{\text{m}}^{\text{2}}}\) and the length is 22 m.
  • A
    15 m
  • B
    20 m
    Correct
  • C
    10 m
  • D
    5 m
2
The ______ is the distance around a given two-dimensional object.
  • A
    area
  • B
    perimeter
    Correct
  • C
    None of these
  • D
    volume
3
If we cut a square along one of its diagonals, two triangles are obtained. Area of each triangle obtained = __________.
  • A
    \(\frac{1}{2} \times \)Area of the square
  • B
    None of these
  • C
    \(\frac{1}{4} \times \)Area of the square
    Correct
  • D
    Area of the square
4
\({\text{Length of rectangle = }}\frac{?}{{{\text{Breadth of rectangle}}}}\)
  • A
    None of these
  • B
    Area of rectangle
    Correct
  • C
    breadth of rectangle
  • D
    Perimeter of rectangle
5
A rectangular garden is 65 cm long and 50 cm wide. Two cross paths each 2 m wide are to be constructed parallel to the sides. If these paths pass through the centre of the garden, find the cost of constructing the paths at the rate Rs. 69 per \({{\text{m}}^{\text{2}}}\).
  • A
    Rs. 15500
  • B
    None of these
  • C
    Rs. 15594
    Correct
  • D
    Rs. 15000
6
The figure given below, shows two circles with the same centre. The radius of the larger circle is 10 cm and the radius of the smaller circle is 4 cm. Find the area of the larger circle.
Question 6 figure 1
  • A
    214 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • B
    None of these
  • C
    300 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • D
    314 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
7
The figure given below, shows two circles with the same centre. The radius of the larger circle is 10 cm and the radius of the smaller circle is 4 cm. Find the area of the smaller circle.
Question 7 figure 1
  • A
    None of these
  • B
    30.24 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • C
    40.24 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • D
    50.24 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
8
The figure given below, shows two circles with the same centre. The radius of the larger circle is 10 cm and the radius of the smaller circle is 4 cm. Find the shaded area between the two circles.
Question 8 figure 1
  • A
    None of these
  • B
    63.76 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • C
    263.76 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
  • D
    163.76 \({\text{c}}{{\text{m}}^{\text{2}}}\)
9
A wire is in the shape of a square of side 10 cm. If the wire is rebent into a rectangle of length 12 cm, find its breadth. Which encloses more area – the square or the rectangle?
  • A
    rectangle
  • B
    None of these
  • C
    triangle
  • D
    square
    Correct
10
If the area of the triangle is 36 cm2 and the height is 3 cm, the base of the triangle will be
  • A
    36 cm
  • B
    12 cm
  • C
    24 cm
    Correct
  • D
    None of these
11
The base in the area of triangle is
  • A
    \(\frac{{2 \times area}}{{base}}\)
  • B
    \(\frac{1}{2} \times \)area \( \times \) height
  • C
    None of these
  • D
    \(\frac{{2 \times area}}{{height}}\)
    Correct
12
The distance around a circular region is known as its
  • A
    diameter
  • B
    circumference
    Correct
  • C
    area
  • D
    radius
13
The perimeter of square of side 2.5 m is
  • A
    12.5 m
  • B
    10 m
    Correct
  • C
    5 m
  • D
    None of these
14
The perimeter of rectangle of length 1.5 cm and breadth 2 cm is
  • A
    5 cm
  • B
    6 cm
  • C
    None of these
  • D
    7 cm
    Correct
15
The area of parallelogram whose base 6 cm and altitude 7 cm is
  • A
    42 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
  • B
    None of these
  • C
    7 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • D
    21 \({\text{c}}{{\text{m}}^{\text{2}}}\)