Ex 4.1 Question 1.
1. Use the figure to name:
(a) Five points
(b) A line
(c) Four rays
(d) Five line segments
Solutions:
(a) Five points = B ,C ,D ,E and O
(b) A line
Ex 4.1 Question 2.
Name the line given in all possible (twelve) ways, choosing only two letters at a time from the four given.
Ex 4.1 Question 3.
Use the figure to name:
(a) Line containing point E.
(b) Line passing through A.
(c) Line on which O lies
(d) Two pairs of intersecting lines.
Ex 4.1 Question 4.
How many lines can pass through (a) one given point? (b) two given points?
Solutions:
(a) An infinite number of lines can pass through one given point.
(b) Only one line can pass through two given points.
Ex 4.1 Question 5.
Ex 4.1 Question 6.
Solutions:
(a) True
(b) True
(c) True
(d) False
(e) False
(f) False
(g) True
(h) False
(i) False
(j) False
(k) True
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