Question

15.
Patterns
Problem Set 53
1. Find the square numbers from the list given below.
5, 9, 12, 16, 50, 60, 64, 72, 80, 81
Prepa
Ans.
16.
2. Which are the triangular numbers in the given list?
3, 6, 8, 9, 12, 15, 16, 20, 21, 42
Ans.
3. Name a number which is square as well as triangular,
Using brackets
ree equalities.
2013 =
13 =
Ans.
4. If 4 is the first square number, which is the tenth one?
Find four
multiplicatio
ach of them
Ans.
(20-
5. If 3 is the first triangular number, which is the tenth one?
Ans.
Say​

Answer 1

Answer:

1. 16,80.

2. 9

3. I cannot understand that

4 . 8,12,16,20

5. 30

hope help you

Explanation:

please report my all answer.

please mark me as brainlist