Answer:
D
Step-by-step explanation:
A system of linear equations has infinite solutions when the graphs are the exact same line.
Therefore, the answer is D
1a (you don’t necessarily need to include the 1, so you can just put “a” if you’d like).
Answer: 4
Step-by-step explanation:
They could have the same measurements in base and height but they don't have to be the same. Lets take an example. Let's say the area was 80 units squared. The base could be 20 and the height could be 4 units. However, it could also have a base of 40 and a height of 2 unites. The base and height could be different, but the area can stay the same in certain situations