Worksheet: Finding the Squares of Numbers

In this worksheet, we will practice how to determine the square of an integer and use it to represent and find areas of squares.

Q1:

Find the value of .

Q2:

Evaluate 5 squared.

Q3:

Find the square of 15.

Q4:

Using a calculator, is ?

Q5:

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

Q6:

Which of the following is a power whose value is greater than 64?

Q7:

Write four squared using digits.

Q8:

Write the expression in words.

Q9:

Write using an exponent, and then find its value.

Q10:

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

Q11:

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

Q12:

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

Q13:

Write a positive integer whose square is between 70 and 90.

Q14:

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

Q15:

What is the difference between the area of a square of side 15 cm and the area of a square whose sides are 12 cm longer?

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