8.3 square and square roots

Front

What is a square?

Back

A square is a polygon with four equal sides and four right angles.

Tags

CCSS.5.G.B.4

Front

What is the area of a square?

Back

The area of a square is calculated by squaring the length of one of its sides (Area = side × side).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If the area of a square is 64 square meters, what is the length of one side?

Back

8 meters (since √64 = 8).

Tags

CCSS.8.EE.A.2

Front

What is a perfect square?

Back

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

Tags

CCSS.8.EE.A.2

Front

List the first five perfect squares.

Back

0, 1, 4, 9, 16.

Tags

CCSS.6.EE.A.1

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Tags

CCSS.8.EE.A.2

Front

What is the square root of 49?

Back

7 (since 7 × 7 = 49).

Tags

CCSS.8.EE.A.2

Front

What is the value of (-5)²?

Back

25 (since (-5) × (-5) = 25).

Tags

CCSS.6.EE.A.1

Front

Which two integers is √40 between?

Back

6 and 7.

Tags

CCSS.8.NS.A.2

Front

What is the square of 11?

Back

121 (since 11 × 11 = 121).

Tags

CCSS.6.EE.A.1