Squares Roots of Perfect Squares

Squares Roots of Perfect Squares

By Matheus Andrade

Multiple Choice

A children's playground is a square witha area $$400m^2$$ . How much fencing is needed to go around the playground?

• 20m

• 80m

• 100m

• 2m

Multiple Choice

Knowing that a perfect square is a number that can be expressed as the product of a number by itself, so the number 64 is a perfect square.

• TRUE

• FALSE

Multiple Choice

The number 120 is a perfect square.

• TRUE

• FALSE

Multiple Choice

The number 625 is a perfect square.

• TRUE

• FALSE

Multiple Choice

Fractions and Decimals can be perfect squares.

• TRUE

• FALSE

Multiple Choice

The rational number $$\frac{4}{9}$$   is a perfect square.

• TRUE

• FALSE

Multiple Choice

The rational number $$0.49$$  is a perfect square.

• TRUE

• FALSE

Multiple Choice

The rational number $$0.4$$  is a perfect square.

• TRUE

• FALSE

Multiple Choice

The rational number $$0.09$$  is a perfect square.

• TRUE

• FALSE

Multiple Choice

The rational number $$0.121$$  is a perfect square.

• TRUE

• FALSE

Multiple Choice

Calculate $$\sqrt[]{36}$$  

• 3

• 6

• 18

• 1

Multiple Choice

Calculate $$\sqrt[]{121}$$  

• 21

• 9

• 11

• 112

Multiple Choice

Calculate $$\sqrt[]{\frac{16}{49}}$$  

• $$\frac{6}{5}$$  

• $$\frac{7}{4}$$  

• $$\frac{4}{7}$$  

• $$\frac{5}{6}$$  

Multiple Choice

Calculate $$\sqrt[]{0.01}$$  

• 0.01 

• 0.1 

• 1.0 

• 0.0001

Multiple Choice

Calculate $$\sqrt[]{1.44}$$  

• 0.12

• 0.012

• 1.2 

• 12