Special Right Triangles
Trig
Inverse Trig
Word Problems
Random
100
What are the degree measurements for the two different kinds of special right triangles?
45, 45, 90
and
30, 60, 90
100
ONLY write the following ratio that corresponds with the image:
tan(P)
tan(P)=4/3
100
What are the units always used when using inverse trig to solve?
Degrees!
100
Is the 30 degrees in the image an angle of elevation or angle of depression?
Angle of elevation
100
What is the only kind of triangle the Pythagorean theorem can be used on?
A right triangle
200
Solve for T and S using the following image:
S= 2 √2
T=4
200
Solve for x.
Round to the nearest tenth.
x= 5.1
200
Solve the following triangle for theta.
66.4 degrees
200
Is the angle from the plane to the satellite an angle of elevation or an angle of depression?
Angle of depression
200
How do you know which side of a right triangle is the hypotenuse (assume the triangle is not labeled to see which side is the biggest)?
The hypotenuse is always the side opposite of the right angle.
300
What is the process called when there is a radical in the denominator and we need to get rid of it?
Rationalization
300
Solve the following for k.
Round to the nearest tenth.
k= 74.8
300
Solve for theta.
Round to the nearest tenth.
65 degrees
300
Find the angle of elevation pictured.
Angle= 23.6 degrees
300
which trig function should you use on this triangle?
Sine
400
Solve for A using the following triangle.
a=(4√3) /3
400
Solve for x.
Round to the nearest tenth.
x= 12.8
400
Solve for Q using the following triangle.
Round to the nearest tenth.
60.1 degrees
400
A doctor is using a treadmill to assess the strength of a patients heart. He sets the 48 inch long treadmill at an incline of 10 degrees, how high is the end of the treadmill raised?
8.3 inches
400
Do the following side lengths form a triangle? What kind?
12, 5, 13
Yes.
They form a right triangle.
500
Solve for i (the hypotenuse) using the following triangle.
(38√3) /3
500
Solve for x and for y using the following triangle.
x=22.9
y=22.9
500
Solve for A and B using the following image.
Round to the nearest tenth.
a=36.9 degrees
b=53.1 degrees
500
Find the angle of elevation of the sun when a 12.5 meter tall telephone pole casts an 18 meter long shadow.
34.8 degrees
500
How do you know when to use a trig function vs. an inverse trig function?
Trig is for finding sides, Inverse trig is for finding angles.