Square and Triangular numbers

What is a square number?

• A number multiplied by 2

• A number multiplied by itself

• A number that you add

• A rectangle

Tags

CCSS.6.EE.A.1

Click on the square number

• 2

• 3

• 4

• 5

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

• 10

• 6

• 9

• 3

Tags

CCSS.6.EE.A.1

• 6x6

• 6x2

• 6+6

• 6x6x6

Tags

CCSS.6.EE.A.1

• 100

• 15

• 150

• 125

Tags

CCSS.6.EE.A.1

What is this?

• 20

• 18

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.4

Which one is a triangular number?

• 4

• 5

• 7

• 6

Which one is a triangular number

• 11

• 9

• 13

• 15

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

What number is both a square and triangular number?

• 36

• 45

• 100

• 64

Tags

CCSS.6.EE.A.1

• 20056

• 1

• 0

• 10045

Tags

CCSS.6.EE.A.1