8th Grade - Algebra 1 Square Roots Warm-Up - Student Learning Services 72 | Knihovna

Instrukce

Warm-up: Square roots (perfect squares and principal square roots). Answer each question to review how to evaluate square roots and identify perfect squares.

Požadovaný

1

Which value is equal to $\sqrt{49}$?

$-7$

$49$

$7$

$14$

Požadovaný

1

Which statement about $\sqrt{36}$ is true?

$\sqrt{36} = 6$

$\sqrt{36} = -6$

$\sqrt{36} = \pm 6$

$\sqrt{36} = 18$

Požadovaný

1

Which number is NOT a perfect square?

$90$

$100$

$64$

$81$

Požadovaný

1

Write the value of $\sqrt{121}$.

Požadovaný

1

Select all expressions that are equal to $\sqrt{25}$.

$\frac{25}{5}$

$5$

$\sqrt{5^2}$

$-5$