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WAEC - Mathematics (2015 - No. 17)
In the diagram, PQ//RT, QR//Su,
134
o
132
o
96
o
48
o
解释
In the diagram; a = b = 48
o
(alternate < S)
x = 180
o
- b (angles on a str. line)
x = 180
o
- 48
o
= 132
o
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