Answer:
Option 1,3 and 4.
Step-by-step explanation:
Given : Expression 4 square root 5 i.e.
To find : What is equivalent to ?
Solution :
We solve the given options to get the expression,
1)
We can re-write as,
2)
3)
4)
5)
6)
Therefore, From the following options the equivalent are option 1,3 and 4.
3. {6,9,15)
for these u have use Pythagoras theorem
Answer: i think it is 8.93