Questions

1 Mark Question

Take a timed test

8 questions · self-marked practice — reveal the answer and mark yourself.

Question 11 Mark
Name the different line segments and rays in the given figure:

Image

Answer
Line Segments:
seg UV, seg OY, seg OX, seg OV and seg OU

Rays:
ray OV, ray OX, ray OY and ray UV.

View full question & answer
Question 21 Mark
Look at the figure alongside and answer the questions given below:
i. Name the parallel lines.
ii. Name the concurrent lines and the point of concurrence.
iii. Write the different names of line PV.

Image

Answer
i. Parallel lines:
a. line l and line n
b. line p, line q, line r and line s

ii. Concurrent Lines: line q, line m, line n
Point of Concurrence: point S

iii. line l, line PT, line PR, line PV, line RT, line RV and line TV.

View full question & answer
Question 31 Mark
Determine the collinear and non-collinear points in the figure alongside:

Image

Answer
Collinear points:

  1. Points A, E, H and C.
  2. Points B, E, I and D.

Non-collinear points:
Points B, G, F and I

View full question & answer
Question 41 Mark
Take a flat piece of thermocol or cardboard, a needle and thread. Tie a big knot or button or bead at one end of the thread. Thread the needle with the other end. Pass the needle up through any convenient point P. Pull the thread up, leaving the knot or the button below. Remove the needle and put it aside. Now hold the free end of the thread and gently pull it straight. Which figure do you see? Now, holding the thread straight, turn it in different directions. See how a countless number of lines can pass through a single point

Image

Answer
  1. The pulled thread forms a straight line.
  2. An infinite number of lines can be drawn through one point.
View full question & answer
Question 51 Mark
There are 9 points in the figure. Name them. (Textbook pg. no. 3)
i. If you choose any two points, how many lines can pass through the pair?
ii. Which three or more of these nine points lie on a straight line?
iii. Of these nine points, name any three or more points which do not lie on the same line.

Image

Answer
i. One and only one line can be drawn through two distinct , points.
ii. Points A, B, C and D lie on the same line. Points F, G and C lie on the same line.
iii. Points E, F, G, H and I do not lie on the same line, points A, B, E, H and I do not lie on the same line.
Image
View full question & answer
Question 61 Mark
Draw a point on a paper and use your ruler to draw lines that pass through it. How many such lines can you draw?
Answer
An infinite number of lines can be drawn through one point.
View full question & answer
Question 71 Mark
Draw a point on the blackboard. Every student now draws a line that passes through that point. How many such lines can be drawn?
Answer
An infinite number of lines can be drawn through one point.

Image

View full question & answer
Question 81 Mark
Write the proper term, ‘intersecting lines’ or ‘parallel lines’ in each of the empty boxes.

Image

Answer
i. Intersecting Lines
ii. Parallel Lines
iii. Intersecting Lines
View full question & answer