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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24.
Trigonometric Ratios and Angle Measure
24.1
Angle in standard position
24.2
Coterminal angles
24.3
Reference angle
24.4
Find the exact value of trigonometric ratios
24.5
ASTC rule in trigonometry (All Students Take Calculus)
24.6
Unit circle
24.7
Converting between degrees and radians
24.8
Trigonometric ratios of angles in radians
24.9
Radian measure and arc length
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