How do you evaluate $$3 \times \text{sqrt}(144)$$ ?

You calculate it as $$3 \times 12 = 36$$ .

What is a perfect square?

A perfect square is an integer that is the square of another integer. For example, 9 is a perfect square because $$3^2 = 9$$ .

What is the relationship between squaring and square roots?

Squaring a number and taking the square root are inverse operations. If $$x$$ is a number, then $$\text{sqrt}(x^2) = x$$ .

What is the square of 7?

The square of 7 is $$7^2 = 49$$ .

What is the square root of 49?

The square root of 49 is 7 because $$7 \times 7 = 49$$ .

If $$x = 4$$ , what is $$x^2$$ ?

If $$x = 4$$ , then $$x^2 = 16$$ .

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

The area of a square is found using the formula $$A = s^2$$ , where $$s$$ is the length of a side.

What is the value of $$\text{sqrt}(64)$$ ?

The value of $$\text{sqrt}(64)$$ is 8 because $$8 \times 8 = 64$$ .

What is the difference between a square and a rectangle?

A square is a special type of rectangle where all four sides are equal in length.

Squares and Square Roots Flashcards

Student preview

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is a square number?

Back

2.

FLASHCARD QUESTION

Front

What is a square root?

Back

3.

FLASHCARD QUESTION

Front

Back

The answer is 26.

4.

FLASHCARD QUESTION

Front

Back

The answer is 4.

5.

FLASHCARD QUESTION

Front

Back

6.

FLASHCARD QUESTION

Front

Back

The answer is 15.

7.

FLASHCARD QUESTION

Front

What does it mean to square a number?

Back

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