Math Vocabulary etc.

Constant of Proportionality (aka: unit rate or constant rate of change)

• k = y/x

• k = x/y

• y = a/b

• y = x²

Volume

• the number of square units that cover the surface of a closed figure

• the space occupied in a 3-D object

• the surface area of a right rectangular prism

• the distance an object travels

Product

• the sum of two numbers

• the difference of two or more numbers

• the answer to a division problem

• the answer to a multiplication problem

Quotient

• the answer to a division problem

• the answer to a multiplication problem

• the bottom number of a fraction

• the sum of two numbers

Addends

• numbers that are added together

• numbers that are multiplied together

• numbers that are divided

• the inverse of division

Unit Rate

• how much of something per 1 unit of something else

• the answer rounded to the nearest whole number

• the difference of two numbers

• a comparison of two different units

The formula for finding area of a triangle:

• A=1/2(bh)

• A=bh

• A=2(bh)

• A=s²

The formula for finding circumference of a circle:

• C = 3.14π

• C = πd/2

• C = 2πd

• C = πd

The formula for finding area of a circle:

• A = πr²

• A = 0.5πr²

• A = r²d

• A = 2πr

The formula for finding volume of a right rectangular prism:

• Volume = cubic height

• Volume = Length x Width
• Volume = 1/2Bh

• Volume = Bh