Math Club Halloween Jeopardy!

Ghastly Geometry & Terrifying Trig

100

If the circumference of a circle is 4, what is the radius?

2

200

A right triangle has sides of length 3 and 4. What is the hypotenuse length?

5

300

tan(x) = ? / cos(x)

sin(x)

400

What is the equation of a circle centered at (0,0) with a radius of 6?

x²+y²=36

500

What is the slope of a line perpendicular to y=2x+3?

-1/2

Algebra in the Afterlife

100

x/3=55/15
What is x?

11

200

What is the common form of the following functions:
x²-4,  x²-36,  4x²-100

Difference of Squares

300

|7+x| = 2

Solve for x
(Hint: There are two solutions)

x=-9 and x=-5

400

What are one of the real solutions to the following problem?

x²x³/x = 81

-3 or 3

500

The formula for changing degrees Celsius (C) to degrees Fahrenheit (F) is: F=(9C)/5+32.

Rearrange this formula to make Celsius the subject

C=(5(F-32))/9

Calculus for Candy

100

What is the derivative of e^x?

e^x

200

What is the integral of 4x?

2x²+C

300

What rule might you have to use if the limit of a function results in ∞/∞?

L'Hopital's Rule

400

To begin finding the maximum or minimum values of a function, you have to..

Take the derivative (and set it to 0)

500

The limit as x->∞ of (1/2)^x is ?

0

Eerie Evaluations

100

3÷3-3! = ?

-5

200

6⁵/(6²*36) = ?

6

300

50÷2/(50÷2)^1/2 = ?

5

400

(50²-500)/50 = ?

40

500

5(9)^1/2+3(16)^1/2 = ?

27

Trick or Treat Trivia

100

What movie features a giant marshmallow man?

Ghostbusters

200

What candy was originally called "Chicken Feed"?

Candy Corn

300

What famous magician died on Halloween in 1926?

Harry Houdini

400

What is the most popular Halloween candy in the United States?

Reese's Peanut Butter Cups

500

What vegetable was originally used to make jack-o'-lanterns?

Turnips