5 and 6 (5 being the square root of 25 and 6 being the square root of 36, which are the closest perfect squares)
its C
Step-by-step explanation:
- 2\sqrt5
this is the tan©
but you have to multiply by sqrt 5
so its become -2sqrt5/5
Can you put more information into this question
1 + 1 + 1 + 2 = 5
5 x 9 = 45
Therefore, the total number of km is 45.