Mathematics, 15.07.2019 10:30 ansley81
Alvin wants to know what his average paddling rate was for a canoe trip to a campsite. on the way there it took him 8 hours against a river current of 3 km/ hr. on the way back, the same distance took him 3 hours with the same 3 km/hr current. let r = alvin's average paddling rate.
Answers: 1
Mathematics, 21.06.2019 13:30
Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?
Answers: 3
Mathematics, 21.06.2019 22:00
Tom drove 206 miles in 3.9 hours. estimate his average speed.
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Mathematics, 21.06.2019 23:50
Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.
Answers: 3
Alvin wants to know what his average paddling rate was for a canoe trip to a campsite. on the way th...
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