Mathematics MCQs

Page No. 27

The area of a sector of a circle of radius 5 cm formed by an arc of length 3.5 cm is__________?


a0.35 cm2


b17.5 cm2


c8.75 cm2


d55 cm2


View Answer 8.75 cm2

The area of sector of a circle whose radius is 12 metro and whose angle at the center is 42° is?


a26.4 m2


b39.6 m2


c52.8 m2


d79.2 m2


View Answer 52.8 m2

Which one of the following has a greater perimeter than the rest?


aA square with an area of 36 sq.cm


bAn Equilateral Triangle with a side of 9 cm


cA rectangle with 10 cm as length and 40 sq.cm as area


dA circle with a radius of 4 cm



A big rectangular plot of area 4320 Sq.m is divided into 3 square shaped smaller plots by fencing parallel to the smaller side of the plot. However, some area of land was still left as a square plot could not be formed. So 3 more square shaped plots were formed by fencing parallel to the longer side of the original plot. Such that no area of the plot was left a surplus. What are the dimensions of the original plot?


a160m × 27m


b240m × 18m


c120m × 36m


d135m × 32m


View Answer 120m × 36m

In a Circle of Radius 5 cm if AB and AC are two equal chords of length 6cm each, then the length of chord BC is___________?


a24/5 cm


b12/5 cm


c7/5 cm


dNone of these


View Answer None of these

If the length of diagonal AC of a square ABCD is 5.2 cm then area of the square ABCD is_________?


a15.12 sq.cm


b13.52 sq.cm


c12.62 sq.cm


d10 sq.cm


View Answer 13.52 sq.cm

The Length of a plot is four times is breadth. A playground measuring 1200 square meters occupies a third of the total area of the plot. What is the length of the plot in meters?


a20


b30


c60


dNone of these


View Answer None of these

The length and breadth of play ground are 36 m and 21 m respectively. Flag staffs are required to be fixed on all along the boundary at a distance of 3 m part. The number of flag staffs will be___________?


a37


b38


c39


d40


View Answer 38

The length and breadth of a rectangular piece of land are in the ratio of 5:3. The owner spent Rs 3000 for surroundings it from are the sides at Rs 7.50 per meter. The difference between is length and breadth is_________?


a50m


b100m


c150m


d200m


View Answer 50m

The ratio between the length and breadth of a rectangular field is 5:4. If the breadth is 20 meters less than the length. The perimeter of the field is_________?


a260m


b280m


c360m


dNone of these


View Answer 360m

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