23. cynthia used some of the ordered pairs from the set below to make a new set.
{(4, -3), (-2,5), (5,4), (7,2), (2, -7)}
she wrote the domain of this set as {2,4,5). which ordered pairs from the origi
make her new set?
o(-2,5), (7,2), (5, 4)
o (5,4), (2, -7), (4, -3)
(2, -7), (4, -3), (-2,5), (5, 4)
o (4,-3), (-2,5), (5,4), (7,2)

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.

Are the corresponding angles congruent? explain why or why not.