Yes -1 is a rational number. We can express it as a fraction of two whole numbers
One way is -1 = -1/1
Answer:
Step-by-step explanation:
Given

comparing it with standard equation 
so 4a=1

so Focus of parabola is (0,0)
directrix
y=-a
here 
1 = 6
5=8
6=75%?
7=21?
8=21
9=400
10=100
11=40
These are all the one I got the ones with ? At the end I’m not sure about
Answer:
ok? what am i supposed to do
Step-by-step explanation:
Answer:
b, c, & d also = 34
Step-by-step explanation:
They all are inscribed angles of the same arc