18.84 I think you have to do the math from the radius to the edge of the circle
Answer:
Im not sure about it.
Step-by-step explanation:
First make the y on a side alone without anything by multiplying both sides by 2 then dividing by three, then substitute the x by the x value of x represented in the ordered pairs, and if the the result was the same value for y as represented in the ordered pair, then the ordered pair is correct.
Answer:
9h + 40
Step-by-step explanation:
You use 9h, because you don't know how many hours Jill worked, she already had 40$ so 40 is the constant.
Answer:
the answer is 45.
Step-by-step explanation:
45 + 23 = 68.