The figure formed by two rays with the same initial point is know as (a) a ray      (b) a line       (c)  an angle            (d) a line segment

Construct an angle of 60^@ at the initial point of a given ray.

Is ray a part of a line

To construct an angle of 60^(@) at the initial point of a given ray.

Line segments joining the vertices to the mid-points of the opposite sides to a triangle are known as (a) medians (b) altitudes (c) heights (d) angle bisectors

Consider the following figure of line MN Say whether following statements are true or false in context of the given figure.(a) Q, M, O, N, P are points on the line MN.(b) M, O, N are points on a line segment MN.(c) M and N are end points of line segment MN.(d) O and N are end points of line segment OP.(e) M is one of the end points of line segment QO.(f) M is point on ray OP.

Canal rays travel in a straight line.

Name the following from the figure given here. (a) lines intersecting at point A. (b) two parallel lines (c ) four rays starting from point P. (d) The point of intersection of lines l. and r.

What is the difference between a line, a line segment and a ray?

Construct an angle of 45^@ at the initial point of a given ray and justify the construction.

In the adjoining figure, name : (i) four points (ii) four line segments (iii) four rays