The definition of parallel lines requires the undefined terms line and plane, while the definition of perpendicular lines requires the undefined terms line and point. What characteristics of these geometric figures create the different requirements? I've been stuck on this for over an hour and I can't skip the question. I need help ASAP

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

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.