Find the surface area of the net of a square pyramid. Formulas:

A=s2 A = bh A = 12h(b1+b2) A= lw A=12bh
SA = s2 +4(12bh)
SA = 2Lw + 2wh + 2Lh
choice

180 cm2

144 cm2

72 cm2

216 cm2

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

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.

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out