Answer:
Yes, we can measure waves with instruments. We can also use math.
Answer: x=37.8, you can solve by writing a proportion
Answer:
60 degree
Step-by-step explanation:
I don't know the process though
The last choice is appropriate.
Answer:
28 pages
Step-by-step explanation:
240 minutes = 4 hours
240 minutes = 112 pages read
You have to divide by 4 the numbers are in each side, it would be like this:
60 minutes = 28 pages read
60 minutes is equal to an hour
1 hour = 28 pages read
Hope this was helpful :)