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21 Cards in this Set
- Front
- Back
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How many radians are in one full revolution of a circle?
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2π
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How many radians are in one half-revolution of a circle?
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π
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how many radians in a quarter revolution of a circle?
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.5π
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how many radians are in one degree
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(π/180)
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how many degrees are in one radian?
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(180/π)
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What are the radian boundaries of quadrant 1
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From 0 to (π/2)
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What are the radian boundaries of quadrant 2
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From (π/2) to π
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What are the radian boundaries of quadrant 3
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From π to (3π/2)
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What are the radian boundaries of quadrant 4
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From (3π/2) to 2π
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What are the degree boundaries of quadrant 1
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From 0º to 90º
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What are the degree boundaries of quadrant 2
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From 90º to 180º
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What are the degree boundaries of quadrant 3
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From 180º to 270º
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What are the degree boundaries of quadrant 4
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From 270º to 360º
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How do you find a positive and negative coterminal angle
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add and subtract 2π to the angle
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If the sum of 2 positive angles is (π/2), those angles are ___________
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Complimentary
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If the sum of 2 positive angles is π, those angles are ___________
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Supplementary
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What is the formula to find the arc length with an angle in degrees
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S=(º/360)(2πr)
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What is the formula to find the arc length with an angle in radians
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S=r*º*radians
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What is the formula for Linear Speed?
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v=(arc length (s)/time(t))
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What is the formula for angular speed?
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Angular Speed = (Central Angle/Time)
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What equation relates angular speed and linear speed?
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V=angular speed*time
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