Advertisements
Advertisements
Question
Find the perimeter of an equilateral triangle with a side measuring 3.8 cm
Solution
Perimeter of an equilateral triangle = (Side + Side + Side) Sq.units
| 3.8 | |
| (+) | 3.8 |
| (+) | 3.8 |
| 11.4 |
Given side = 3.8
∴ Perimeter = 3.8 + 3.8 + 3.8
Perimeter of the triangle = 11.4 cm
APPEARS IN
RELATED QUESTIONS
Subtract:
200.005 – 17.186
Avinash travelled 42 km 365 m by bus, 12 km 460 m by car, and walked 640 m. How many kilometres did he travel altogether? (Write your answer in decimal fractions).
Convert the following into decimal fraction and add them.
‘One and a half meter’ and ‘two and a half metres’.
94.7 m + 1738.45 m
Add the following:
20.02 and 2.002
Find the sum in the following:
15 + 0.632 + 13.8
Find the sum in the following:
25.65 + 9.005 + 3.7
Find the sum in the following:
0.75 + 10.425 + 2
Find the sum in the following:
280.69 + 25.2 + 38
Ravi purchased 5 kg 400 g rice, 2 kg 20 g sugar and 10 kg 850 g flour. Find the total weight of his purchases.
