Answer:
80 runners
Step-by-step explanation:
24/30=0.8
0.8*100=80
Answer:if it's 25% red, it's 50/50 that it will not be orange
Step-by-step explanation:
Hello!
Graphs A and D are reflected, not rotated, so they are not the answer.
Graph C is rotated 180°, so it is not the answer.
This leaves us with B as our final answer.
I hope this helps!
It's difficult to make out, but I think the task is to expand

Write the number in polar form first:

By DeMoivre's theorem, you have

and converting back to Cartesian form, this number is equivalent to
Answer:
65 degrees
Step-by-step explanation:
y is a right angle and a is 30 degrees. this means that the supplementary engle of x is 45 plus 70 which is 115. 180-115 = 65 degrees.