The Jet Propulsion Lab (JPL) at NASA is celebrating Pi Day with a few activities showing how they use Pi in their calculations.
Check it out here: http://www.jpl.nasa.gov/edu/pdfs/piday2016_poster.pdf
Click the link above. Read all four (4) scenarios. Answer ALL of the questions in the first two (2) scenarios (entitled Hazy Halo and Round Recon). Show your work (you may use a calculator so you don’t have to show arithmetic.)