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CBSE Questions for Class 7 Maths Perimeter And Area Quiz 5 - MCQExams.com

The area of the cross-section;
196160.jpg
  • 133.5 cm3
  • 187.5 cm3
  • 138.5 cm3
  • 183.5 cm3
Find the area of a ring shaped region enclosed between two concentric circles of radii 20 cm and 15 cm.
  • 550 cm2
  • 425 cm2
  • 496 cm2
  • 810 cm2
The following figure shows a square cardboard ABCD of side 28 cm. Four identical circles of the largest possible size are cut from this card as shown below.
Find the area of the remaining cardboard.
197325_acea3e2d8c3d406d9d139df2b81982f6.png
  • 168 cm2
  • 158 cm2
  • 148 cm2
  • 138 cm2
If the difference between the circumference and diameter of a circle is 30cm then what is the radius of the circle?
  • 7cm
  • 15cm
  • 22cm
  • 2cm
The area of a circular plot is 3850 square meters. What is the circumference of the plot ?
  • 240 m
  • 210 m
  • 220 m
  • 260 m
In the given figure, the area enclosed between two concentric circles is 808.5 cm2. The circumference of the outer circle is 242 cm. Calculate the radius of the inner circle
242040_b564c68419664288a0a887eaf3d75bc2.png
  • 32 cm
  • 35 cm
  • 23 cm
  • 48 cm
The area enclosed between two concentric circles is 770 cm2. If the radius of the outer circle is 21 cm, calculate the radius of the inner circle.
  • 7 cm
  • 14 cm
  • 2.1 cm
  • 35 cm
A circular ground whose diameter is 140 meters is to be fenced by wire three times around its circumference. Find the length of wire needed.

[use π=227]
  • 440m
  • 1320m
  • 660m
  • None of these
Find the the perimeter of the figure given correct to one decimal place.
242736_356d28b454cd4d9aafc626d18d1a0508.png
  • 56.0m
  • 56.6m
  • 57.7m
  • 57.9m
The inner circumference of a circular track 14 m wide is 440 m. The radius of the outer circle is
  • 70 m
  • 56 m
  • 77 m
  • 84 m
What is the perimeter of the given figure correct to one decimal place?
265462_e3a7ad5a4ca64d58a55aa8bd8f16e20e.bmp
  • 56.6 m
  • 46.5
  • 56.7
  • 23.7
The circumference of a circle is 44 m then the area of the circle is 
  • 6084.5m2
  • 276.5m2
  • 154m2
  • 44m2
The circumference of a circular field is 528 m. Then its radius is
  • 84 m
  • 80 m
  • 76 m
  • 78 m
A circular park has a path of uniform width around it. The difference between outer and inner circumference of the circular path is 132 m. Its width is _____ (π=227)
  • 22 m
  • 20 m
  • 21 m
  • 24 m
Find the area of the parallelogram whose base is 17 cm and height 0.8 m?
  • 13.6cm2
  • 1360cm2
  • 13.6m2
  • 1360m2
If the diameter of a circle is 14 cm, then its circumference is
  • 66cm
  • 44cm
  • 33cm
  • 55cm
The length and breadth of a rectangle are in the ratio 3:2. If the sides of the rectangle are extended on each side by 1m, the ratio of length to breadth becomes 10:7. Find the area of the original rectangle in square meters.
  • 2350 m2
  • 1150 m2
  • 54 m2
  • 1000 m2
The area of a circle is 2464m2, then the diameter is 
  • 56 m
  • 154 m
  • 176 m
  • None of the above
In the given figure, P is the center of the circle. The area and perimeter respectively, of the figure are
271283.bmp
  • 3256cm2, 234.2cm
  • 2492cm2, 229.2cm
  • 2942cm2, 234.2cm
  • 3256cm2, 229.2cm
A field is in the form of a parallelogram whose base is 420 m and altitude is 36m. Find the cost of watering at 10 paise per sq. m.
  • Rs. 15.120
  • Rs. 1512
  • Rs. 151.20
  • None
The degree measure of the circumference of the circle is always
  • 0
  • 90
  • 180
  • 360
The ratio between the length and breadth of a rectangular garden is 5:3. If the perimeter of the garden is 160 meters, what will be the area of 5 m wide road around its outside?
  • 600 m2
  • 1200 m2
  • 900 m2
  • 1000 m2
Circumference of a circle is equal to 
  • πr
  • 2πr
  • πr2
  • 2+πr2r
A wire is bent into the shape as shown. It is made up of 5 semicircles. What is the length of the wire? (Take π=3.14)
271263_65bc5b7ddc424cfd98ed9c27da25d9f9.png
  • 27 cm
  • 42.39 cm
  • 45 cm
  • 27.92 cm
The number of revolutions a wheel of diameter 40cm makes in travelling a distance of 176m is: (π=227)
  • 140
  • 150
  • 160
  • 166
Find the area of the figure shown above.
272454_762d4a8b34034c0e9b85d9c36aaed5f5.png
  • 9 sq cm
  • 10 sq cm
  • 11 sq cm
  • 15 sq cm
Samuel wanted to implant some vertical stones along the boundary of his plot at a distance of 10 m each. If length of the plot is 30 m and the breadth is 15 m, then the number of stones used is:
  • 450
  • 45
  • 9
  • 10
Area of the shaded figure is:
272132_59f77aa4f9e94bc6833b4b89f564ba03.png
  • 2400 sq.m
  • 48 sq.m
  • 50 sq.m
  • 98 sq.m
The adjacent sides of a parallelogram are 8 m and 5 m. The distance between the longer sides is 4 m. What is the distance between the shorter sides?
272524_004ff301e05f4b83a262d1c5557b65c7.png
  • 6.4 m
  • 6 m
  • 8.6 m
  • None of these
The base of a parallelogram is three times its height. If the area of the parallelogram is 75 sq cm, then its height is
  • 5cm
  • 52cm
  • 32cm
  • 15cm
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