2011-II-49
Ans: C
Join $AC$.
… Read Join $AC$.
Since $DA$ is the tangent to the circle at $A
HKCEE
2011-II-50
Ans: B
Consider $\Delta BFG$,
… Read Consider $\Delta BFG$,
$\begin{array}{rcl}
\tan y &
2011-II-51
Ans: B
Since the centre of $C$ lies on the $y$-axis and $C$ tou
… Read Since the centre of $C$ lies on the $y$-axis and $C$ tou
2011-II-52
Ans: C
The required probability
… Read The required probability
$\begin{array}{cl}
=
2011-II-53
Ans: A
I is one of the disadvantages. Only 4 people are select
… Read I is one of the disadvantages. Only 4 people are select
2011-II-54
Ans: B
I may be false. Suppose the mark of the students in Grou
… Read I may be false. Suppose the mark of the students in Grou