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WAEC - Mathematics (2009 - No. 36)
In the diagram, /TP/ = 12cm and it is 6cm from O, the centre of the circle, Calculate < TOP
120
o
90
o
60
o
45
o
Forklaring
Tan \(\theta = \frac{6}{6} = 1\)
\(\theta\) = tab - 1(1) = 45
o
< top = 20
= 2 x 45
o
= 90
o
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