Answer:
Option 3
Step-by-step explanation:
An equation is sometimes one solution because it can also have infinitely many solution or no solutions.
Answer:
71 remainder 80
Step-by-step explanation:

Answer:
6.338
this is the same because thousandths means 3 decimal places and it already has only 3 places, so it is already rounded to the thousandths. Rounded to hundredths place would be 6.34 and tenths would be 6.3.
Answer:
50º
Step-by-step explanation:
Angle D & B are vertical angles, meaning they are equal in measure.
So if Angle B = 50º, then Angle D must also be 50º.
Hope this helps! Have a great day!