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Sadie Sofa
Questions (3)
An arc subtends an angle of 1050 at the center of a circle of a circle of radius 6 cm. find the length of the arc, if the π is
2 answers
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two equal masses m placed 2 meters apart have a gravitational constant of 6.7 *10^-9 N what is m (G= 6.7 *10^-11 N m^2kg^-2)
1 answer
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X and Y are two stations which are 320 miles apart. A train starts at a certain time from X and travels towards Y at 70 mph.
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Answers (2)
set ε={3,6,9,12,15,18,21,24,27,30} What is n(ε)?
70t + 20t - 40 = 320 70t + 20t = 320 - 40 90t = 280 t = 280/90 t = 3.11
