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Mathematics, 21.06.2019 14:30
In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.
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Mathematics, 21.06.2019 15:50
Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units
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Mathematics, 21.06.2019 22:00
In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog
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Tìm tập xác định y=2 chia căn2 - sin6x...
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