If You
Use it when you know the length of the hypotenuse and the adjacent leg.
What is Cosine?
The sine of 30 degrees.
What is 1/2?
The cosine of 60 degrees.
What is 1/2?
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?
The tangent of 90 degrees.
What is undefined?
Horizontal expansion factor of 2 tan 1/3 (x-5)?
What is 3?
Vertical Expansion factor of 2 Sin (3x)
What is 2?
The cosine of 90 degrees.
What is 0?
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?
The tangent of 60 degrees.
What is Sqrt(3)?
The equation of the midline of 3 Sin(x-3)+4.
What is y=4?
Period of tan graph if the asymptotes are x=3pi/2 and x=-3pi/2
What is 3 pi?
Coordinates of the vertex of parabola (x-1)2=20(y-3).
What is (1,3)?
Two asymptotes of f(x)=3 tan (x)+4.
What is Positive or negative n(pi)/2 where n is an odd number?
Use it when you want to know the opposite leg and you know the measure of the angle and hypotenuse.
What is Sine?
Radius of the circle x2-4x+y2-2y+4=0.
What is 1?
Center of the circle x2-4x+y2-2y+4=0.
What is (2,1)
Coordinates of the focus of parabola (x-1)2=20(y-3).
What is (1,8)?
Coordinates of the directrix of parabola
(x-1)2=20(y-3).
what is y=-2?
A recreational soccer league is considering some rule changes. In order to know how the players feel, league officials surveyed 2 random players from each team in the league. What type of sampling method did the league use?
A systematic
B stratified
C cluster
What is (B stratified)?
Triangle ABC with side lengths AC=7, BC=13 and measure of angle C= 38 degrees, measure of angle B=30.
Find the area of the triangle.
What is 7x13xSin(38)?
Triangle ABC with side lengths AC=7, BC=13 and measure of angle C= 38 degrees, measure of angle B=30.
Find length AB.
What is (Sin 30 /7 =Sin 38/AB)
AB= 8.6
Triangle PMN with side lengths PM=12.7, NM=8, and PM 11. Find measure of angle M.
What is 82?
Triangle PMN with side lengths NM=8, PM=11 and measure of angle M= 60. Find length of PN.
What is 39?
ABCD is a quadrilateral inscribed in a circle. With angle measures A=9y+5 , B=x+60 , C=85 , D=x.
Find x and y?
What is x=60 , y=10?