Answer:
A. The rate is -2 each hour
B. It is decreasing, as the hours increase, the gallons decrease
Triangles with a 90 degree angle. We use the sine, cosine and tangent functions to determine the missing angles and sides.
Answer: 8
Step-by-step explanation: if you count the angels and the sides then you'll get the answer 8..
B. 273.18 is the correct answer I think.
One solution
The two (or more) equations would only intersect once
No solution
Lines never intersect
The lines are parallel
Infinite solutions
The lines are the exact same
That’s all the characteristics I know