Be sure your answer has the correct number of significant digits. 1.38 light-years to miles (a light-year is an astronomical measure of the distance traveled by light in a year, or 365 days; the speed of light is 2.998108 sm;1km=0.6125mi) Part 2 of 3 Be sure your answer has the correct number of significant digits. 35.0 yd to centimeters (1 in =2.54cm) Be sure your answer has the correct number of significant digits. 2.91010scmtosft(1in=2.54cm) sft