Well we know that 1 inch is 2.54 cm. But how wide is .18? Lets do .18 x 2.54 to get 0.4572. Now lets add 2.54 + 0.4572 to get 2.9972. This means that the maximum width of the aorta is 2.9972 cm. Hope this helped :)
Answer:
center b and scale 3 is the correct option
That graph is a horizontal line. It crosses the y-axis at the point where y=4, and it keeps going forever in both directions ... left and right.
Yur answer to ur question is 30