The Stuff You Should Know

Which equation explains how to find the volume of a cylinder?

• one-third times pi times radius squared times height

• pi times radius squared times height

• four-thirds times pi times radius cubed

What is the longest side of a right triangle called?

• leg

• diagonal

• hypotenuse

In the equation y = mx + b, what does b represent?

• y-intercept

• rise

• run

• slope

The graph of a vertical line has what type of slope?

• positive

• negative

• zero

• undefined

How many solutions does the equation 2x - 3 = 2x + 3 have?

• one

• no solution

• infinitely many solutions

How many degrees are in a triangle?

• 360

• 180

• 90

Which of the following are perfect cubes?

• 36

• 64

• 125

• 225

Which of the following are perfect squares?

• 196

• 121

• 216

• 400

Which of these words describes the slope of a horizontal line?

• undefined

• positive

• zero

• negative

Which variable represents the hypotenuse in the Pythagorean Theorem?

• a

• b

• c