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Example Questions
Example Question #611 : New Sat
What is the value in degrees of the following?
To convert from radians to degrees, you must multiply by .
The pi units will cancel out, leaving you with degrees.
Plugging into a calculator, you obtain
.
Example Question #612 : New Sat
Convert into degrees.
To convert from radians to degrees, you must multiply the angle by to cancel the units.
This will get you
Example Question #613 : New Sat
Convert to degrees:
To convert radians to degrees, we need to multiply the given radians by .
Example Question #44 : Circles
Give your answer in terms of .
Convert to radians:
To convert degrees to radians, we need to multiply the given degree by .
To simplify, we get:
Example Question #63 : Unit Circle And Radians
Convert to radians.
To convert between degrees and radians, multiply by or .
Since we start in degrees, we use :
which simplifies to .
Example Question #1 : Sin, Cos, Tan
Find the value of the trigonometric function in fraction form for triangle .
What is the cosine of ?
The cosine of an angle is the value of the adjacent side over the hypotenuse.
Therefore:
Example Question #1 : Sine, Cosine, & Tangent
If cos x = 0.2 and sin x = 0.4, what is the value of tan x?
4
2
10
0.035
1
2
Example Question #1 : Sin, Cos, Tan
What is the value of ?
Solve each term separately.
Add both terms.
Example Question #1 : Sin, Cos, Tan
Determine the value of .
Rewrite in terms of sines and cosines.
Simplify the complex fraction.
Example Question #2 : Sin, Cos, Tan
Find the value of .
To find the value of , solve each term separately.
Sum the two terms.
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