Triangular Numbers Explained

Interactive Video
•
Mathematics, Science
•
4th Grade - University
•
Hard
Wayground Content
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is a triangular number and how can it be represented?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the pattern you notice in the sequence of triangular numbers.
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What do you observe about the relationship between the number of dots on each side of the triangle and the position number in the sequence?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Can you explain how the triangular numbers build upon each other?
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
How is the nth triangular number calculated?
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