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8. PRS is a straight line as shown in the diagram. P T
Find the values of x and y. y
44°

Q R x

S
V
9. PQR, STU and VTQW are straight lines.
Find the values of x and y. S 122° T U
y
76°
x
P 28° R
Q
W

10. PRST is a trapezium. PQR and PTU are U V
straight lines. Find the values of x and y.
T x 118°
S

56° y
P Q R

CHAPTER
9 11. ACEG is a parallelogram. BKD, HJF and G F
CKJG are straight lines. Find the values of x 48° x 85° E
and y. J 100°
H K D
y
A
B C

You have been asked to do a study regarding the use of polygons in your school
buildings. Write a report to explain how the use of polygons have enhanced the
visual beauty of your school.

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Chapter 9

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