12/2 Warm Up

Front

Back

32

Front

Which of the following numbers is a perfect square: 18, 25, 30, 50?

Back

25

Front

Back

81

Front

Which of the following is the square of 9: 72, 81, 90, 99?

Back

81

Front

Back

125

Front

Define a perfect square.

Back

A perfect square is a number that can be expressed as the square of an integer.

Front

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

Back

Area = side × side or Area = side².

Front

Back

16

Front

Back

100

Front

Back

36