Mathematics, 17.06.2021 06:50 anna80544
Tính các góc của hình thang abcd (ab//cd), biết :
a) tính các góc của tứ giác
b) chứng minh ab//cd
c) ad cắt bc tại e. tính các góc của tam giác edc
Answers: 3
Mathematics, 21.06.2019 18:30
True or false? a circle could be circumscribed about the quadrilateral below.
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Mathematics, 22.06.2019 00:30
Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.
Answers: 1
Mathematics, 22.06.2019 03:00
David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work
Answers: 3
Tính các góc của hình thang abcd (ab//cd), biết :
a) tính các góc của tứ giác
b) chứng minh a...
b) chứng minh a...
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