1 .
If sin$\theta$ + $sin^2$$\theta$=1, then the value of $cos^2$+cos$\theta$ is:
A.  2
B.  4
C.  0
D.  1
View Answer Discuss in Forum

2 .
The shadow of a tower is $\sqrt 3$ times its height. Then the angle of elevation of the top of the tower is:
A.  $45^o$
B.  $30^o$
C.  $60^o$
D.  $90^o$
View Answer Discuss in Forum

3 .
There are two temples. One of each bank of a river, just opposite to each other. One temple is 54 m high. From the top of this temple the angles of depression of the top and foot of the other temple are $30^o$and $60^o$respectively. The length of the temple is:
A.  18 m
B.  36 m
C.  36$\sqrt 3$ m
D.  18$\sqrt 3$ m
View Answer Discuss in Forum

4 .
If the orthocenter and the centoid of a triangle are the same then the triangle is:
A.  Scalene
B.  Right angled
C.  Equilateral
D.  Obtuse angled
View Answer Discuss in Forum

5 .
If the median drawn on the base of a triangle is half its base, the triangle will be
A.  Right angled
B.  acute-angled
C.  obtuse-angled
D.  equilateral
View Answer Discuss in Forum

6 .
Each interior angle of a regular polygon is three times its exterior angle, then the number of sides of the regular polygon is
A.  9
B.  8
C.  10
D.  7
View Answer Discuss in Forum

7 .
If a chord of a circle is equal to the radius of the circle, then the angle subtended by the chord at a point on the minor arc is:
A.  $150^o$
B.  $60^o$
C.  $120^o$
D.  $30^o$
View Answer Discuss in Forum

8 .
The equidistant point from the vertices of a triangle is called its:
A.  Centroid
B.  Incentre
C.  Circumcentre
D.  Orthocentre
View Answer Discuss in Forum

9 .
A prism has as the base a right angled triangle whose sides adjacent to the right angles are 10 cm and 12 cm long. The height of the prism is 20 cm. The density of the material of the prism is 6 gm/cubic cm. The weight of the prism is:
A.  6.4 kg
B.  7.2 kg
C.  3.4 kg
D.  4.8 kg
View Answer Discuss in Forum

10 .
The edges of a rectangular box are in the ratio 1:2:3 and its surface area is 88 $cm^2$. The volume of the box is:
A.  24 $cm^3$
B.  48$cm^3$
C.  64$cm^3$
D.  120$cm^3$
View Answer Discuss in Forum




Sponsored Links

Copyright 2018 | Privacy Policy | Terms and Conditions | Contact us | Advertise

@