Trigonometric Functions
Christmas Past
Application Problems
Christmas Present
Inverse Trigonometric Functions
100
This is the sine of pi/2.
What is 1?
100
This is one of the holidays, along with Christmas, that sees the highest church attendance.
What is Easter?
100
This is the sum of the degrees in a triangle.
What is 180 degrees?
100
This is the day of the week on which Christmas falls in 2012.
What is Tuesday?
100
This is the inverse sine of 0.
What is 0?
200
This is the cosine of 0.
What is 1?
200
These are the traditional colors of Christmas.
What are red and green?
200
This is the mnemonic you use when you have a right triangle.
What is SOHCAHTOA?
200
This is the number of Christmases President Obama will have spent in the White House by the end of this year.
What is 4?
200
This is the inverse cosine of -1.
What is pi?
300
This is the tangent of pi/3.
What is sqrt(3)?
300
Now a synonym for Christmas, this word comes from an early German winter holiday.
What is Yule?
300
This is how x^2-2x+1 factors.
What is (x-1)(x-1) = (x-1)^2?
300
This is the number of people, out of four, who are planning to spend MORE on Christmas shopping this year compared to last year.
What is one?
300
This is the inverse tangent of 1.
What is pi/4?
400
This is the cosecant of pi.
What is 'not defined'?
400
Christmas inherited the act of gift-giving from this ancient festival.
What is Saturnalia?
400
This is how sin^2 x + 5 sin x + 4 factors.
What is (sin x + 1)(sin x + 4)?
400
This is the number of people, out of 6, who say they are going to send fewer cards this year.
What is 3?
400
This is the inverse sine of sqrt(3)/2.
What is pi/3?
500
This is the sine of 4pi.
What is 0?
500
"Sinterklaas," the origin of the modern "Santa Claus," comes from this language.
What is Dutch?
500
This is how 2 sin^2 x - sin x - 1 factors.
What is (2 sin x + 1)(sin x - 1)?
500
This is the number one most gifted item on Amazon, not including the Kindle.
What is The Avengers Blu-ray?
500
This is the inverse tangent of -1.
What is -pi/4?
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