I really don’t know I’m sorry I just need to answer a question to answer mine
Answer:
the radius is something in math
Answer:
Step-by-step explanation:
Disagree, it is not always correct
Consider dividing 5 by 0.5, you get 10 which is greater than what you started with
Answer:

Step-by-step explanation:
To factor the equation, break it into two binomials which multiply to make the equation. To write these binomials (x+a)(x+b), find factors which multiply to -20 and add to -1 for a and b.
20: 1, 2, 4, 5, 10, 20
-5+4 = -1

I think choice a would be the correct answer. 90.