Free Printable CHAPTER 5: CIRCLES

1.

Name the part O.

a)

segment

b)

centre

c)

diameter

d)

radius

2.

Name the shaded region STU

a)

Minor arc

b)

Chord

c)

Minor segment

d)

Minor sector

3.

In the diagram , UPQR is a semicircle with UTSR as the diameter. PQST is a rectangle.

Given PQ =16 cm and PT= 15 cm, find the length of UT.

a)

17 cm

b)

9 cm

c)

10 cm

d)

8 cm

4.

Find the circumference of a circle with

a radius of 7 cm.

a)

14 cm

b)

49 cm

c)

88 cm

d)

44 cm

5.

Find the area of a circle with a diameter of 15 cm.
$\left(Use\ \pi=\ 3.142\right)$

a)

32.46 $cm^2$

b)

616.88 $cm^2$

c)

176.74 $cm^2$

d)

12.56 $cm^2$

6.

A circle has an area of 124 $cm^2$ . Find the the diameter of the circle.
$\left(Use\ \pi\ =\frac{22}{7}\right)$

a)

6.28 cm

b)

12.56 cm

c)

7.73

d)

15.56

7.

In the diagram, PQ is an arc with centre O. Given arc PQ = 5.5 cm and OP = 7 cm, find the value of x.
$\left(\pi\ =\frac{22}{7}\right)$

a)

45

b)

60

c)

40

d)

55

8.

Diagram shows sector OPQ of a circle. Given the area of the sector is $105\ cm^2$ , find the length of OP. $\left(Use\ \pi=3.142\right)$

a)

16.88 $cm^2$

b)

15.72 $cm^2$

c)

17.64 $cm^2$

d)

16.92 $cm^2$

9.

Diagram shows two circles inscribed in a rectangle. Given the area of the rectangle is 288 cm2, find the area of
one circle.
$\left(\pi=\frac{22}{7}\right)$

a)

133 $\frac{2}{7}cm^2$

b)

121 $\frac{5}{7}cm^2$

c)

110 $\frac{2}{3}cm^2$

d)

$113\ \frac{1}{7}cm^2$

10.

Diagram shows two semicircles with diameter PQ

and OQ respectively. O is the centre of the semicircle having

diameter PQ. Given the perimeter of the shaded region is 82 cm, find the length of OP.

mc

a)

28.70 cm

b)

12.70 cm

c)

14.35

d)

13.56 cm

11.

Given the diameter of a circle is 16cm. What is the radius of the circle?

Diberi diameter bagi sebuah bulatan ialah 16cm. Berapakah jejari bagi bulatan itu?

a)

6 cm

b)

7 cm

c)

8 cm

d)

9 cm

12.

Given $PQ=11\ cm$ . Find the length of $PR$ .

Diberi

PQ=11\ cm

. Cari panjang

PR

.

a)

11 cm

b)

15 cm

c)

20 cm

d)

22 cm

13.

Given the length of $OQ=7cm$ and the length of $PR=UV$ . Calculate the length of $OT$ , in cm.

Diberi panjang $OQ=7cm$ dan panjang $PR=UV$ . Hitung panjang $OT$ , dalam cm.

a)

$OT=4\ cm$

b)

$OT=7\ cm$

c)

$OT=14\ cm$

d)

$OT=28\ cm$

14.

Given the diameter of a circle is 28 cm. Calculate the area of the circle. [Use $\pi=\frac{22}{7}$ ].

Diberi diameter sebuah bulatan ialah 28 cm. Hitung luas bagi bulatan itu. [Gunakan

\pi=\frac{22}{7}

]

a)

$176\ cm$

b)

$88\ cm$

c)

$44\ cm^2$

d)

$616\ cm^2$

15.

Calculate the circumference of a circle with a diameter of 35 cm. [Use $\pi=\frac{22}{7}$ ]

Hitung lilitan bagi sebuah bulatan dengan diameter 35 cm. [Gunakan $\pi=\frac{22}{7}$ ]

a)

200 cm

b)

100 cm

c)

220 cm

d)

110 cm

16.

The diagram shows a circle with a radius 7 cm and centered at O. Calculate the area of shaded region with an angle of $120\degree$ at the centre O. [ Use $\pi=\frac{22}{7}$ ]

Rajah menunjukkan sebuah bulatan dengan jejari 7 cm dan berpusat pada O. Hitung luas kawasan berlorek yang bersudut $120\degree$ pada pusat O. [Guna $\pi=\frac{22}{7}$ ]

a)

$33\ \frac{1}{3}\ cm^2$

b)

$43\ \frac{1}{3}cm^2$

c)

$53\ \frac{1}{3}cm^2$

d)

$63\ \frac{1}{3}cm^2$

CHAPTER 5: CIRCLES

Total questions: 16

Worksheet time: 42mins

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