Square & Cube Roots, Estimating, Area, Perimeter

Front

What is a square root?

Back

A square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 9 is 3 because 3 x 3 = 9.

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. For example, 16 is a perfect square because 4 x 4 = 16.

Tags

CCSS.8.EE.A.2

Front

How do you find the area of a square?

Back

The area of a square is found by squaring the length of one of its sides. Area = side x side.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a square?

Back

The perimeter of a square is calculated by adding up all four sides. Perimeter = 4 x side.

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CCSS.4.MD.A.3

Front

What is the square of 5?

Back

The square of 5 is 25 because 5 x 5 = 25.

Tags

CCSS.8.EE.A.2

Front

Estimate the square root of 50.

Back

The square root of 50 is approximately 7.1, since 7 x 7 = 49 and 8 x 8 = 64.

Tags

CCSS.8.NS.A.2

Front

What is the area of a square with a side length of 10 cm?

Back

The area is 100 cm² because Area = side x side = 10 x 10.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

If the area of a square is 64 cm², what is the length of one side?

Back

The length of one side is 8 cm because √64 = 8.

Tags

CCSS.8.EE.A.2

Front

Is 144 a perfect square?

Back

Yes, 144 is a perfect square because 12 x 12 = 144.

Tags

CCSS.8.EE.A.2

Front

What is the perimeter of a square with a side length of 6 m?

Back

The perimeter is 24 m because Perimeter = 4 x side = 4 x 6.

Tags

CCSS.4.MD.A.3