8th grade math 2nd Semester Test

Which formula is the Pythagorean Theorem?

• a² + b² = c²

• y = mx + b

• rise/run

• P = bh

The Hypotenuse is _________

• The longest side of a Right Triangle

• The measurement of an Angle

• Simple Interest

• When you get hyper.

The formula for slope intercept form is?

• y = mx + b

• a² + b² = c²

• V= Bh

• A = 1/2 bh

Supplementary Angles total to __________ degrees?

• 180

• 90

• 45

• 360

Formula for Simple Interest is?

• I = Prt

• The Principle

• I = bh

• I = 4/3 x r³

Reduction is

• when an image is made smaller than the original

• when a image is turned around

• when an image is enlarged or made bigger

• when we add shapes together

The Principle is

• The amount of money borrowed

• The interest paid on a loan

• the steepness of a line

• the movement of a shape

Slope means

• the steepness of a line or Rise over Run

• The amount of money borrowed

• To move a shape

• to make a shape larger

Nicole is taking out a loan for $10,000. She can choose a 4 year loan at 4% simple interest or a 6 year loan at 5% interest. What is the difference in these two loans?

• $3000

• $25

• $1400

• $1600

Solve

5(x+4) = 6x - 5

• 20

• 25

• 5

• -2