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Trigonometry

Trigonometric ratios of angles in radiansGeometry

Circles and circumference Geometry

Arcs of a circle- Home
- A-Level Maths
- Trigonometric Ratios and Angle Measure

Still Confused?

Try reviewing these fundamentals first.

Trigonometry

Trigonometric ratios of angles in radiansGeometry

Circles and circumference Geometry

Arcs of a circleStill Confused?

Try reviewing these fundamentals first.

Trigonometry

Trigonometric ratios of angles in radiansGeometry

Circles and circumference Geometry

Arcs of a circleNope, I got it.

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Get Started Now- Lesson: 1a9:19
- Lesson: 1b1:25
- Lesson: 1c1:17
- Lesson: 1d2:44
- Lesson: 25:08

Basic concepts: Trigonometric ratios of angles in radians, Circles and circumference , Arcs of a circle,

Related concepts: Areas and sectors of circles,

$arc\;length= r \cdot \theta\;radian$

- 1.Use the information in each diagram to determine the value of the variable

Give your answers to the nearest hundredth of a unit.a)

b)

c)

d)

- 2.A 20 cm long pendulum swings through an arc length of 60 cm. Through

what angle, in both degrees and radians, does the pendulum swing?

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