WorksheetsRevision class 9
Total questions: 23
Worksheet time: 13mins
What is the length of each side of an equilateral triangle having an area of 4√3 cm2
4 cm
5 cm
6 cm
7 cm
If the perimeter of an equilateral triangle is 60 cm, then what is its area?
200√2 cm2.
100√2 cm2.
100√3 cm2.
200√3 cm2.
In which quadrant or on which axis do each of the points (-2,4) lie?
first quadrant
second quadrant
third quadrant
fourth quadrant
What are the coordinates of a point whose ordinate is 5 and lying on the y-axis?
(5,0)
(0,5)
(-5,5)
(5,-5)
What is the abscissa of origin?
1
2
5
0
If the radius of a sphere is 3r then what is its volume?
12πr 3
24πr 3
36πr 3
46πr 3
What is the total surface area of a hemisphere of radius r?
4πr²
3πr²
2πr²
πr²
A die is thrown once. Find the probability of getting a prime number.
21
62
64
61
Which graph is parallel to x-axis?
y=x+1
y=2
x=3
x=2y
What is the Total surface area of a cylinder?
2πr(r + h)
πr(r + l)
2πrh
2πr
If P(E) = 0.37, then P(not E) will be?
0.37
0.63
0.57
None of these
The perimeter of a triangle is 36 cm and its sides are in the ration 3 : 4 : 5. Then what is the area of the triangle?
50 cm2
54 cm2
59 cm2
60 cm2
From a group of 2 boys and 3 girls, we select a child. Find the probability of this child being a girl.
52
32
61
Which point lies on x-axis?
(3, 2)
(-3, 2)
(2, 0)
(-1,-2)
Which point lies above x-axis?
(-1, 2)
(2, 0)
(-1,-5)
(0,-3)
two coins are tossed simultaneously, what is the probability to get at least one tail ?
21
43
41
1
If the radius of a sphere is doubled, then what is the ratio of their surface area?
1 : 2
2 : 1
1 : 4
4 : 1
Two coins are thrown up simultaneously, find the probability of getting at most 2 heads?
21
43
1
41
If the radius of cylinder is halved and height is doubled, then what will be the curved surface area?
increase by 1
the same
double
triple
Length of one of the equal sides of an isosceles triangle is 4 cm. If its be is 2 cm then what is its area using Heron's formula?
√15 cm2
√13 cm2
√12 cm2
√14 cm2
Through which of the following points, the graph of y = –x passes?
(1, 1)
(0, 1)
(-1, -1)
(–1, 1)
The graph of which of the following equations passes through the origin?
y= 2x + 2c
y = 2x + c
y = 2x – c
y = 2x
which of the following is a solution of the equation 2x + 3y = 7.
(0,0)
(2,1)
(1,2)
(2,2)
