\(\text{Perimeter of triangle} = \text{Sum of all three sides}\)
= \(10\) \(cm\) + \(14\) \(cm\) + \(15\) \(cm\)
= \(39\) \(cm\)
Thus, the perimeter of triangle is \(39\) \(cm\).
Write first five multiples of :
| Column 1 | Column 2 |
| (i) 35 | (a) Multiple of 8 |
| (ii) 15 | (b) Multiple of 7 |
| (iii) 16 | (c) Multiple of 70 |
| (iv) 20 | (d) Factor of 30 |
| (v) 25 | (e) Factor of 50 |
| (f) Factor of 20 |

A table-top measures 2 m 25 cm by 1 m 50 cm. What is the perimeter of the table-top?
Write first five multiples of :
| Column 1 | Column 2 |
| (i) 35 | (a) Multiple of 8 |
| (ii) 15 | (b) Multiple of 7 |
| (iii) 16 | (c) Multiple of 70 |
| (iv) 20 | (d) Factor of 30 |
| (v) 25 | (e) Factor of 50 |
| (f) Factor of 20 |