Trig Vocabulary (pt. 1)
Trig Ratios
Trig Vocabulary (pt. 2)
More Trig Ratios
Story Problems
100
The trig function that is defined as opposite over hypotenuse.
Sine
100
What is the tangent ratio?
24/7
100
The side opposite the right angle of a right triangle.
hypotenuse
100
What is the value of x?
15.4
100
Steel loading ramps are used to load a lawn mower onto a truckbed 37.5 inches above ground. If the ramps make a 30° angle with the ground, find the length of the ramps in feet.
75 ft
200
This trig function is defined as opposite over adjacent.
Tangent
200
What is the sine ratio of angle A?
a/c
200
What is the only type of triangle you can use trig ratios with?
Right triangle
200
What is the RATIO for the SinC
9/41
200
The infield of a baseball field is a square with sides measuring 90 feet. A ball thrown from third to first base is caught in 1.2 seconds. Find the speed of the ball in feet per second. Round to the nearest tenth.
90sqrt(2) or 106.1 ft/sec
300
This trig function is defined as adjacent over hypotenuse.
Cosine
300
What is the value of x?
x=43.8
300
Does Sin(A)=Cos(A)?
No.
300
What trig function would you need to use to find the value of x? What is the value of x?
Tangent Function
x=99.8
300
Jake leaned a 12-foot ladder against his house. If the angle formed by the ladder and the ground is 68° , how far from the base of the house did he place the ladder?
4.5ft
400
When do you use trig functions?
To find a missing side of a right triangle
400
What trig ratio do you need to use to solve for BC? What is the length of BC?
Cosine
BC = 1.71
400
Does sin(50) = cos(40)?
It sure does.
400
What trig function would you need to use to find the value of x? What is the value of x?
What is SINE function
x=33.3
400
A ramp is used to load suitcases on an airplane. If the cargo door is 7 feet from the ground and the angle formed by the end of the ramp and the ground is 25° , how long is the ramp?
16.6 ft
500
When do you use inverse trig functions
To find an angle
500
Find the missing angle measure.
53 degrees
500
What is the Pythagorean theorem equation?
a^2+b^2=c^2
500
45 degrees
500
A fireman leaned a 36-foot ladder against a building. If he placed the ladder 7 feet from the base of the building, what angle is formed between the ladder and the ground?
78.8