Page 28 - Spotlight A+ SPM Additional Mathematics Form 4 & 5

Tg 4
CHAPTER
1 Circular Measure

SMART

Important Learning Standards Page
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1.1 Radian • Relate of angle measurement in radian and degree. 217

• Determine
(i) arc length, 218
(ii) radius, and
(iii) angle subtended at the centre of a circle.
1.2 Arc Length of a • Determine perimeter of segment of a circle. 220
Circle
• Solve problems involving arc length. 220

• Determine
(i) area of sector,
(ii) radius, and 222
(iii) angle subtended at the centre of a circle.
1.3 Area of Sector of a • Determine the area of segment of a circle. 223
Circle
• Solve the problems involving areas of sectors. 224

1.4 Application of • Solve problems involving circular measure. 226
Circular Measures

Words

• Angle / Sudut
• Degree / Darjah
• Arc length / Panjang lengkok
• Radius / Jejari
• Area of sector / Luas sektor
• Circle / Bulatan
• Centre of circle / Pusat bulatan
• Circular measure / Sukatan membulat
• Chord line / Garis perentas
• Circumference of circle / Lilitan bulatan
• Radian / Radian
• Diameter / Diameter
• Angle subtended at the centre of circle / Sudut yang tercangkum di pusat bulatan

215
215

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