1.
Given points are and the locus of such that is
2.
The angle of elevation of the top of a tower from a point due South of the tower is and from a point due East of the tower is . If , then the height of the tower is
3.
Let be the point (1, 0) and be the point on. The locus of mid point of is
4.
Let and are points. The point divide from 's side in the ratio of , then
5.
If the sides of a are in AP and is the smallest side, then equals
6.
Area of the triangle formed by the lines and is equal to (in square unit)
7.
The angles of depression of the top and the foot of a chimney as seen from the top of a second chimney, which is 150 m high and standing on the same level as the first are and respectively, then the distance between their tops when and , is
8.
If one side of a triangle is double the other and the angles opposite to these sides differ by , then the triangle is
9.
If the three points and are collinear then which one is true?
10.
If in a , then is equal to