Module 2 test

Facts

100

How do you square a number

multiple the number by itself

s x s

200

How do you find the cube of a number

multiple the number by itself 3 times 

s x s x s

300

What is a perfect square

When you multiply a number by itself AND get an integer

400

What is an irrational number

When the decimal does not repeat and does not terminate

500

Rational numbers contain numbers in these 3 categories

Integers, whole numbers, and natural numbers

Square roots

100

square root of 25

5

200

square root of 17 to the nearest integer

4

300

_{square root of 7 to the nearest tenth}

2.6

400

square root of 20 to the nearest tenth

8.2

500

A square canvas has an area of 121 in squared. What is the length of each side of the canvas?

11

solve

100

Simplify 

+ the square root of 25/64

+ 5/8

200

simplify - square root .25

-.5

300

Which is greater?

4  5/12   or square root of 23

square root of 23

400

The length of each side of a square sandbox is meters. Estimate the side length of the sandbox. Approximate your answer by truncating the decimal expansion to the tenths place.

3.4

500

Rosa bought a storage container in the shape of a cube to store clothes. The storage container has a volume of 950 cubic inches. What is the length of one side of the storage container? Estimate the length to the nearest integer.

10

real numbers

100

All _____ numbers are whole numbers

natural

200

Real numbers are _____ and ______

rational and irrational numbers

300

The square root of 144 is rational or irrational, if its rational what kind of number is it?

rational, integer

400

cubed root of 15 is rational or irrational? If it's rational, what kind of number is it?

irrational

500

List 12 perfect squares

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144