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**preview**has**blurred**sections. Sign up to view the full version! View Full DocumentF.2 Mathematics Quiz
Area and volume
Name: __________________
F.2____ ( )
2009-03-27
Total score: 100
Time allowed: 35 minutes
1.
The figure shows three semi-circles with diameters
AB
,
BC
and
CA
respectively.
△
ABC
is an
isosceles triangle with
AC
=
BC
and
CO
⊥
AB
. If
CO
= 6 cm and
OB
= 8 cm, find the shaded
area. (Give your answer in terms of
π
.) (12 marks)
2.
A craftsman bent a wire to form a sector as shown in the figure. If the angle of the sector is
135
°
and the radius of sector is 36 cm, find the length of the wire used. (12 marks)
1

3.
A cylindrical container of base radius 6.5 cm is filled with some water. Find the rise in water
level if a stone of volume 343 cm
3
is put in the container. (Give your answer correct to the
nearest 0.1 cm.) (12 marks)
4.
In the figure, the radius and the area of the sector
OCD
are 16 cm and 32
π
cm
2
respectively.
Find the size of
∠
COD
. (12 marks)
2

5.
The figure shows a cylindrical can of sliced pineapple with base diameter 7.5 cm and height

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