Name :______________________________________________________________________ Form : 2______________________ 2____________________________ ______ CIRCLES (MT F2) The paper consists of 8 subjective questions. Show all your work.
1. In the figure, JKLM is a square and MNK is an arc with centre. Calculate the perimeter of the whole figure. (Take
π
=
22 7
)
3. The figure shows an arc PQ of a circle with centre O. If the length of the minor arc PQ is 66 cm and ∠POQ is 84 °, calculate the radius, in cm, of the circle. (Take
J
=
K
0.7 m
22 7
)
P
M
L Q
N
2. The figure shows a circle centered at O with radius 6.3 cm. Calculate the length of the minor arc. (Take
π
π
=
22 7
)
4. The diagram shows a circle with centre O, radius 28 cm and major arc x. AB is 146.67 cm. Find the value of x (Take
π
=
22 7
)
A
B x
260° O
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Name :______________________________________________________________________ Form : 2______________________ 2____________________________ ______ 5. The diagram shows a circle with centre O. 7. Diagram show a circle with centre O The major arc PQ is 42 cm long and and and an isosceles triangle ABC. Given ∠POQ is 70°. Find the radius, in cm, of the that AC = 14 cm, find the area of the1/2 circle. (Take π =3.14) shaded region, in cm 2. P
(Take
π
=
22 7
)
O Q
6. Diagram below shows a circle with centre O. The length of minor arc RS is 12.8 cm. Calculate the radius of the circle, in cm. (Take
π
=
22 7
)
8. In diagram below, ABC is a rightangled triangle and ACD is a sector of a circle with centre A. Calculate the 2 area of the whole diagram, in cm . (Take
R
π
=
22 7
)
120° O S
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Prepared by Ms Hafiza Akmal Yusoff 2/2
