Answer:
I'm leaning mostly towards C Because there is a solution, None of them are real numbers and if they were, S would = 5 Especially positive S
~ Zachary

Just plug x in and you'll get each y value.
So the answer is A.
Answer:
11
Step-by-step explanation:

Answer:
Since it is an equilateral triangle, all sides are 10cm
Step-by-step explanation:
Answer:
15 = 7 + m
Step-by-step explanation:
If 15 is the total then it goes on the other side of the equal sign. You have one side so if you add it to the missing side it should equal 15.