Name:
Class:
Date:
Challenging Practice H
(1)
F
G
E
A
D
B
C
In the figure above, use a set-square and a ruler to name only three sets of lines which are: (a) perpendicular (b) parallel (2) PQ is a lamp post standing vertically on the ground. RS and UT are horizontal lines on the ground passing through Q. QT is perpendicular to QS. P
T
R Q U
S
(a) State two pairs of lines that are perpendicular.
(b) How many right angles are formed at the point Q with the lines RS and UT?
139
Chapter 7: Perpendicular And Parallel Lines
WB_4A_U07(133-140)
139 Black
6/2/07, 9:19 AM