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Mathematics, 08.09.2019 02:20, ghkfkhgm859
The distribution of the amount of money spent by students on textbooks in a semester is approximately normal in shape with a mean of: μ= 382 and a standard deviation of: σ= 21.
according to the standard deviation rule, almost 2.5% of the students spent more than what amount of money on textbooks in a semester?
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Mathematics, 21.06.2019 21:30, spooderfaxy7813
Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.
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Mathematics, 21.06.2019 22:20, ineedhelp2285
The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap
Answers: 3
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