12. Speed of Light Problem Light travels at a speed of 299,792 kilo- meters per second. How long does it take light to get from:
a. New York to Los Angeles, 3900 km;
b. the sun to the earth, 150 million km;
c. Earth to Pluto at its closest point of approach, 4.44 billion km?
Answer in hours.

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem