Name an angle complementary to Complementary angles add up to 90 degrees. COA is supplementary to AOE (they add up to 180) AOB is 90 degrees AOD is 180 degrees COB is complementary to COD. And because COD is congruent to AOE (because vertical angles are congruent), COB is also complementary to AOE. So our answer is COB.
Mad Libs was invented in 1953 by Leonard Stern and Roger Price. Stern and Price co-created the game, but couldn't agree on a name for their invention. No name was chosen until five years later (1958), when Stern and Price were eating eggs Benedict at a restaurant in New York City.
The History of Mad Libs. Read the origin story of Mad LibsÂ® from Leonard Stern, one of the creators of the Original Mad LibsÂ®. The creation of Mad Libs is directly linked to my inability to spell âhyperboleâ in a seventh-grade spelling bee. Humiliated and embarrassed beyond words, I ran home to take refuge in the family dictionary, determined to learn the correct spelling and exact meaning of as many words as humanly possible.