Front

What is the formula for calculating the area of a rectangle?

Back

Area = Length × Width

Front

If a rectangle has an area of 108 square feet and a width of 9 feet, how do you find the length?

Back

Length = Area ÷ Width = 108 ÷ 9 = 12 feet

Front

What does it mean to round a number to the nearest thousand?

Back

To round to the nearest thousand, look at the hundreds digit. If it's 5 or more, round up; if it's less than 5, round down.

Front

What is 8,874 rounded to the nearest thousand?

Back

9,000

Front

How do you add fractions with different denominators?

Back

Find a common denominator, convert the fractions, then add the numerators.

Front

What is 5/9 + 1/6 in simplest form?

Back

5/9 + 1/6 = 13/18 gallons

Front

What is an acute angle?

Back

An angle that is less than 90 degrees.

Front

What is an obtuse angle?

Back

An angle that is greater than 90 degrees but less than 180 degrees.

Front

What is a right angle?

Back

An angle that is exactly 90 degrees.

Front

What is a straight angle?

Back

An angle that is exactly 180 degrees.