Suppose that ∠ABC and ∠DEF are both supplementary to ∠XYZ, and ∠XYZ is a right angle. Name all of the remaining right angles. A. Both ∠ABC and ∠DEF are right angles.
B. Only ∠ABC is a right angle
C. Only ∠DEF is a right angle.
D. Neither ∠ABC nor ∠DEF is a right angle.

Compare the following pair of numbers a and b in three ways. a. find the ratio of a to b. b. find the ratio of b to a. c. complete the sentence: a is percent of b. a=120 and b=340 a. the ratio of a to b is . b. the ratio of b to a is . c. a is nothing percent of b.