Which equation can be used to find the answer? usman paints the entire length of a fence in a day. he paints the last 12 m of the 38 m fence in the afternoon. how many meters of the fence does he paint in the morning? a. f = 38 ÷ 2 f = 19 19 m b. f – 12 = 38 f = 50 50 m c. f = 12 · 2 f = 24 24 m d. f + 12 = 38 f = 26 26 m

If 20% of a number is 35, what is 50% of that number?

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.

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.