Question

Write T for true and F for false. [1×10]. (a). Numbers whose dot patterns can be arranged as triangles are called triangular numbers.​

Answer 1

Answer:

yes true

Step-by-step explanation:

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Answer 2

Answer:

true

Step-by-step explanation:

The triangular number sequence is the representation of the number in the from of equailater traingle arrange in series or sequence.

The number are in sequence are 1,3,6,10,15,21and so The number is the traingular pattern are represented by dot.