Answer: An area or ridge of land and it’s useful because separates waters from flowing into different rivers
Step-by-step explanation: hope this helps
Answer:
The answer is 
Step-by-step explanation:
Answer:
180° = pi radians
Step-by-step explanation:
360° = 2pi radians
90° = pi/2 radians
see image
180° is pi radians.
Answer:
Use y + x = 3 and solve for either x or y.
Step-by-step explanation:
Substitution is a method to solve a system of equations by substituting an expression from one equation into the other.
To begin, first solve one equation by isolating for one variable. Choose the equation which will have the least number of steps to do so.
y + x = 3 can be solve for x or y by subtracting the other variable. Since this only requires one step use this equation. Either variable can be used.
I would say the answer is : C ) 3 to 5.
