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1.
Ent
1 (Lesson Short Review)
ar
87
29
Find the value of y and give a reason for your answer.
2.
In the diagram, EFIIGH.
M
E
136 (b-200
N
06 =(a+20)
G 52a +25)
25)
P
H
Find the values of a and b, giving reasons for your answers.
3.
R
Q
In the diagram, OR = (3x+15) m and STPQ.
Write down the lengths of PQ and ST in terms of x.
of a Circle