"if parallel lines have a transversal, then corresponding angles are congruent." on the fence, lines a and b are parallel and line c is a transversal. how many pairs of corresponding angles are available on the picture to use to prove the theorem? which given pair of angles can be used? a) 2 pairs; ∠5 and ∠1; b) 2 pairs; ∠5 and ∠7; c) 4 pairs; ∠2 and ∠4 d) 4 pairs; ∠3 and ∠5;

The equatorial radius of earth is approximately 6 × 10^3 km, while the equatorial radius of saturn is approximately 6 × 10^4 km. which of the following is true? a. the equatorial radius of saturn is approximately one hundred times that of earth. b. the equatorial radius of saturn is approximately ten times that of earth. c. the equatorial radius of earth is approximately one hundred times that of saturn. d. the equatorial radius of earth is approximately ten times that of saturn.