Basic Trig
"Sin" equal in terms of x, y and r.
What is y/r?
The angle of smallest positive measure coterminal with 470o (no calculator).
What is 110o?
The reciprocal of cotangent
What is tangent?
Trigonometric functions that are positive in quadrant II.
What are sin and csc?
cos90osin90o - tan20o
What is 0?
"Tan" in terms of x, y & r.
What is y/x?
135o16'45" + 234o50" (no calculator)
What is 369o17'35"?
The Quotient Identity of cotangent
What is "cos"/"sin"?
The quadrant that satisfies sin(x)<0, tan(x)<0
What is Quadrant IV?
The measure of each angle in a pair of vertical angles that have measures of (5x-7o) and (3x+9o).
What is 33o?
The inverse function of sin
What is csc?
73.2o in degrees, minutes and seconds
What is 73o12'?
1+ cot2θ
What is csc2θ?
sec(x)=-0.5 (Possible or impossible)
What is impossible?
The value of sec(x) if the terminal side of an angle in standard position is given as -12x+5y=0 and x>0.
What is 13/5?
The tangent of an angle in standard position having the point (4,-3) on its terminal side (no calculator).
What is -3/4?
An expression that generates all angles coterminal with 600.
60 + n*360
Sin(x) if cos(x)=-8/17 and x is in quadrant II
What is 15/17?
tan(x) = -3637/5393 (possible or impossible)
What is possible?
78o48'21" in degrees rounded to the nearest hundredth.
What is 78.81o?
The cosecant of the angle in standard position having the point (9,40) on its terminal side.
What is 41/40?
The height of an apartment building that casts a 400 ft shadow at the same time one of the tenants, who is 5.5 ft tall, casts a shadow of 8 feet.
What is 275 ft?
The value of x if tan(6x)o=1/cot(2x+4)o
What is 1?
The value of csc(270o)
What is -1?
The lengths of the unknown sides of similar quadrilaterals shown here:
What are x=96 in., y=68.75 in., and z=93.75 in.?