Which Ratio?
Vocab
Applications
quadrants
Unit circle
100
Use it when you know want to know the opposite leg and you know the measure of the angle and other leg.
What is Tangent?
100
The number of square units needed to cover a surface.
What is Area
100
The maximum height that a 20 foot ladder can reach safely if we follow the suggestion that the ladder should not make an angle grater that 75 degrees with the ground.
What is 19.32 ft?
100
tanget positives
What are quadrants I AND III (ONE AND THREE) ?
100
cos (90)
What is 0 (zero)?
200
Use it when you want to know the opposite leg and you know the measure of the angle and hypotenuse.
What is Sine?
200
A rule that shows the relationship between two or more quantities; involving numbers and/or variables
What is Formula
200
The distance above sea level after a plane ascends from 1 mile at a 3 degree angle for 60 ground miles.
What is 4.1 mi?
200
consine positives
What are QUANDRANTS I AND IV, (ONE AND FOUR ) ?
200
0 zero
What is cos(-90)
300
Use it when you know the length of the hypotenuse and the adjacent leg.
What is Cosine?
300
The ratio of change in the vertical axis (y-axis) to each unit change in the horizontal axis (x-axis) in the form rise/run or ?y/?x. Also the constant, m, in the linear equation for the slope-intercept form y =mx + b, where
What is Slope
300
The length of a ski run with a vertical drop of 1100 feet and angle of elevation of 24.4 degrees.
What is 2663 ft?
300
contanget positives
What is QUADRANTS I AND II ( ONE AND THREE) ?
300
cos (0)
What is 1 (one)
400
Use it when you know the hypotenuse and the opposite leg.
What is Sine?
400
The unit of measure for angles (°), equal to 1/360 of a complete revolution. There are 360 degrees in a circle.
What is Degree
400
The angle of depression of a sledding run 300 yards long with a vertical drop of 27.6 yards.
What is 5.3 degrees?
400
sine < o and consine > o
What is QUANDRANT IV (FOUR) ?
400
1(one)
What is Radious of a unit circle?
500
Use it when you know the two legs.
What is Tangent?
500
The process of converting a fraction or mixed number, to an equivalent fraction, or mixed number, in which the greatest common factor of the numerator and the denominator of the fraction is one. Simplify also refers to using the rules of arithmetic and algebra to rewrite an expression as simply as possible.
What is Simplify
500
The angle of elevation of the sun when a 7.6 meter flagpole casts an 18.2 meter shadow, rounded to the nearest degree.
What is 22.7 m?
500
secant <0
What is QUANDRANTS II AND III ( TWO AND THREE) ?
500
value of sin(270)
What is -1 (negative 1)
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