2020 Governor's Cup - Elementary District Mathematics

Front

What is an isosceles triangle?

Back

A triangle with at least two equal sides and two equal angles.

Front

How do you calculate a percentage increase?

Back

To calculate a percentage increase, multiply the original amount by the percentage (as a decimal) and add it to the original amount.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often remembered as PEMDAS.

Front

What is the perimeter of a triangle?

Back

The perimeter of a triangle is the sum of the lengths of all its sides.

Front

How do you round a number to the nearest hundred?

Back

Look at the tens digit: if it's 5 or more, round up; if it's 4 or less, round down.

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths and all angles of different measures.

Front

What is an equilateral triangle?

Back

A triangle with all three sides of equal length and all three angles equal to 60 degrees.

Front

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

Back

Area = 1/2 * base * height.

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to a nearby specified value, often to make it simpler or easier to work with.

Front

What is the value of 5 x 6 + 3 - 8 + 16 ÷ 4?

Back

29.