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WAEC - Mathematics (2003 - No. 9)
In the diagram, PQ/RT /RS/ =/QS/, ∠QST= 70
o
and ∠PQW = 55
o
Find the size of reflex ∠WQS
235
o
290
o
305
o
325
o
解释
Reflex ∠WQS = 360
o
- (55
o
+ 70
o
)
=360
o
- 125
o
= 235
o
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