Correct the first way is 1to1, 1:1, 1 boy to 1 girl .
Answer: I would say it hundredth place
Step-by-step explanation:
1 full revolution=360
4seconds=360degrees
how many seconds is 90 degrees
4:360=x:90
4/360=x/90
simpllfiy
1/90=x/90
1=x
answer is 1 second
Step-by-step explanation:
Hello there!
Just double the given sides!
(18*2)+(12*2)=60 cm.
There you are!
:)
