Math, asked by paridarubul, 2 months ago

the formula of triangle number

Answers

Answered by s8b1548chansi6435

10

Answer:

Triangular numbers are a pattern of numbers that form equilateral triangles. The formula for calculating the nth triangular number is: T = (n)(n + 1) / 2.12

see my attachment

please follow my account

Attachments:

Answered by shubreet7tha7hhps36

0

Answer:

T_n = triangle numbers

n = number of dots

k = positive integer

Previous Question

Next Question

Similar questions

Chemistry, 1 month ago

8. Why do acids not show acidic behaviour in the absence of water? 9. Five solutions A,B,C,D and E when tested with universal indicator showed pH a 4,1,11,7 and 9, respectively. Which solution is (a) neutral? (b) strongly alkaline? (c) strongly acidic? (d) weakly acidic? (e) weakly alkaline? Arrange the nH in increasing order of hydrogen-ion concentration. $\:$ ...

Physics, 1 month ago

2. If a the initial velocity of a body is 2m/s and it acquires a final velocity of 8m/s with an acceleration of 10m/square . Find the distance travelled by the body ...

Physics, 1 month ago

List the fundamental quantities and their units...

English, 2 months ago

3. Why did the girls decide to go over to the house at the back?

Math, 2 months ago

find two rationol numbers between 0 and 7/9...

Math, 9 months ago

3 a square -6 ab please answer me now ...

English, 9 months ago

what does the poet feel about succeeding without being challenged? in the poem don't give up by phoebe cary...

English, 9 months ago

Answer the following questions:- 1. Manoj is playing cricket at this time. (Which word orwords are noun, verb and adverb) 2. Where were you going when I saw you? (Which word and words indicate adverbs?) 3. Mount Everest is ...........highest peak in the world. (a, an, the, x) 4. I read daily ............Times of India. (a, an, the, x) 5. I met ............ European yesterday. (a, an, the, x) 6.