Angle in standard position

Angle in standard position

Basic concepts: Cartesian plane, Draw on coordinate planes,
Related concepts: Converting between degrees and radians, Trigonometric ratios of angles in radians,

Lessons

POSITIVE angle: counter-clockwise rotation starting at the x-axis.
NEGATIVE angle: clockwise rotation starting at the x-axis.
  • 1.
    Standard Angles
    i)
    Sketch each angle in standard position and indicate the terminal arm
    ii) Which quadrant does the angle terminate in?
    a)
    30°

    b)
    100°

    c)
    250°

    d)
    315°

    e)
    -60°

    f)
    -140°

    g)
    -570°

    h)
    -1000°

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32.
Trigonometric Ratios and Angle Measure
32.1
Standard angle
32.2
Coterminal angles
32.3
Reference angles
32.4
Find the exact value of trigonometric ratios
32.5
ASTC rule in trigonometry (All Students Take Calculus)
32.6
Unit circle
32.7
Sine rule
32.8
Cosine rule
32.9
Applications of the sine rule and cosine rule
AU Year 10 Maths
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