41. When a stone is dropped in a
pond, ripples are formed and
travel in concentric circles away
from where the stone was
dropped. The equation of the
least-squares regression line is .
What is the predicted area of the
circle, in cm2, 4 seconds after
the stone is dropped?
49.72 cm2
199.43 cm2
311.89 cm2
1854.10 cm2
