Worksheet: Squares of Numbers

Q1:

Evaluate 5 squared.

Q2:

Find the square of 10.

Q3:

Using a calculator, is ?

Ano
Byes

Q4:

Find the area of a square whose side length is 7 cm.

A 14 cm²
B 49 cm²
C 28 cm²
D 98 cm²
E cm²

Q5:

Write a positive integer whose square is between 120 and 130.

Q6:

A sheet of labels has 7 rows of labels with 7 labels in each row. Write the exponent that represents the number of labels, and then determine its value.

A , 128
B , 49
C , 7
D , 49

Q7:

What is the difference between the area of a square of side 2 cm and the area of a square whose sides are 4 cm longer?

A 9 cm²
B 2 cm²
C 32 cm²
D 20 cm²
E 52 cm²

Q8:

Find the integer that, when multiplied by itself, gives a number between 62 and 66.

Q9:

Which of the following is a power whose value is greater than 196?

A
B
C
D
E

Q10:

Isabella has miles of coastline. What is the value of ?

Q11:

Determine the square of .

Q12:

What is the difference between the area of a square of side 2 cm and the area of a square whose sides are 8 cm longer?

A 164 cm²
B 36 cm²
C 1 cm²
D 12 cm²
E 92 cm²

Q13:

Which of the following is a power whose value is greater than 49?

A
B
C
D
E

Q14:

The second power of any number is called the of the number.

Asquare
Bcube

Q15:

A square of side length cm has an area of 280 cm². Which of the following is true about ?

AIt is a natural number.
BIt is an irrational number.
CIt is a negative number.
DIt is a rational number.
EIt is an integer number.

Q16:

Determine the dimensions of a square-shaped chessboard having an area of 81 square centimeters.

A 17 cm by 17 cm
B 9 cm by 9 cm
C 14 cm by 14 cm
D 18 cm by 18 cm
E 16 cm by 16 cm

Q17:

Given that the area of each square on the chessboard is 21 cm², find the length of the chessboard’s side.

A cm
B cm
C 168 cm
D 84 cm
E cm

Q18:

Determine the area of the isosceles triangle , given that , , cm, and cm.

Q19:

Noah bought a squared greeting card of area 207.36 square centimeters. Find the dimensions of the greeting card.

A 18.4 cm by 18.4 cm
B 16.4 cm by 16.4 cm
C 28.8 cm by 28.8 cm
D 57.6 cm by 57.6 cm
E 14.4 cm by 14.4 cm

Q20:

Given that , , and , determine the length of .

Q21:

Given that a square tile has an area of 81 square inches, determine the dimensions of the tile.

A 13 inches by 13 inches
B 18 inches by 18 inches
C 15 inches by 15 inches
D 9 inches by 9 inches

Q22:

Emma’s bedroom is shaped like a square. Determine the dimensions of her room if the area of its floor is 256 ft².

A 16 ft by 16 ft
B 22 ft by 22 ft
C 18 ft by 18 ft
D 23 ft by 23 ft
E 32 ft by 32 ft