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Squaring numbers

Learn how to square basic numbers and make a connection between squaring and the area of a square.
Let's start by taking a look at an example evaluating start color #11accd, 3, end color #11accd squared:
start color #11accd, 3, end color #11accd, squared, equals, start color #11accd, 3, end color #11accd, times, start color #11accd, 3, end color #11accd, equals, start color #1fab54, 9, end color #1fab54
Here's a question to make sure you got that:
What does it mean to square a number?
Choose 1 answer:
Choose 1 answer:

Connection to a square

Finding start color #11accd, 3, end color #11accd, squared (read as "three squared") is the same as finding the area of a square with side length start color #11accd, 3, end color #11accd:

Practice set:

Problem 1A
1, squared, equals
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text

Challenge set:

Problem 2A
a, squared, equals
Choose 1 answer:
Choose 1 answer:

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