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Circular Measure

Authored by ONG YO WEE

Mathematics

11th Grade

Used 3+ times

Circular Measure
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5 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

Media Image

7.904cm

2.069cm

4.137cm

3.221 cm

2.

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

Media Image

6.724cm2

5.859cm2

26.03cm2

0.865cm2

3.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

Media Image

The diagram shows a sector OEF of a circle with centre O and radius 15 cm. Point G lies on OF such that OG : OF = 4 : 5. Find  the value of Θ in radians,

Rajah menunjukkan sektor OEF bulatan dengan pusat O dan jejari 15 cm. Titik G terletak pada OF such that OG : OF = 4 : 5. Cari nilai Θ dalam radian,

36.87

0.9274

53.13

0.6436

4.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

Media Image

The diagram shows a sector OEF of a circle with centre O and radius 15 cm. Point G lies on OF such that OG : OF = 4 : 5. Find  the area of shaded region

Rajah menunjukkan sektor OEF bulatan dengan pusat O dan jejari 15 cm. Titik G terletak pada OF such that OG : OF = 4 : 5. Cari luas kawasan berlorek.

18.40cm2

90.81cm2

9.654cm2

72.41cm2

5.

MULTIPLE CHOICE QUESTION

5 mins • 2 pts

Media Image

The diagram shows a circle with centre C and

radius 8 cm inscribed in a sector OQR of a

circle with centre O. The straight lines OQ and

OR are tangents to the circle at points P and S

respectively. Using Π = 3.142, calculate

(a) the length, in cm, of the arc QR,

Rajah menunjukkan sebuah bulatan berpusat C dan jejari 8 cm tertulis dalam OQR sektor a bulatan dengan pusat O. Garis lurus OQ dan OR ialah tangen kepada bulatan pada titik P dan S masing-masing. Dengan menggunakan Π = 3.142, hitung (a) panjang, dalam cm, lengkok QR,

21.73cm

25.13cm

10.47cm

16.75cm

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