Unit 5 - Lesson 2 - Grade 8: Illustrative Mathematics

How many different numbers are in the list?

Make a new list containing the squares of all these numbers.

How many different numbers are in the new list?

Explain why the two lists do not have the same number of different numbers.

A person is 5.5 feet tall. Do you know their height in inches?

A number is 5. Do you know its square?

The square of a number is 16. Do you know the number?

A square has a perimeter of 12 cm. Do you know its area?

A rectangle has an area of 16 cm2. Do you know its length?

You are given a number. Do you know the number that is 1/5 as big?