Answer:
a real number
Step-by-step explanation: You didn't list the choices- a real number is all positive numbers except 0
Answer: the last option
Step-by-step explanation:
the top right is I, the top left is II, the bottom left is III, and the bottom right is IV
Answer:

Step-by-step explanation:
The inverse of a quadratic function is not a function.
An isosceles triangle can be a right, acute, or obtuse triangle
I got 22.5
tell me if i got it wrong or right