Answer:
A and B
Step-by-step explanation:
A and B are the correct options
The missing side length? Or the missing angle?
2%. You must move the decimal two places to the right.
Answer:
The temperature needs to decrease 71° - 50° = 21° that at least not greater than 50°F
As we know, the device decrease the temperature down 3.5° every hour, so
21 : 3.5 = 6 hour
Call x is the hours we need to wait to let the device decrease, we have
x > 6
