Question

write the following square numbers as some of two triangular numbers 49​

Answer 1

Answer:

21+28=49

Step-by-step explanation:

Given number 49

Triangular number: 21 and 28 sum up 49

21+28=49

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Some info:

• Triangular numbers are a pattern of numbers that form equilateral triangles.
• The formula for calculating the nth triangular number is: T = (n)(n + 1) / 2

21=6*7/2

28=7*8/2