Atriangle in the coordinate plane has coordinates of (2,3), (-4,-5), and (-2, 4). it is reflected about the y-axis. what are its new coordinates? a) (-2,3), (4,-5), (2,4) b) (-2,-3), (4,5), (2,-4) c) (2,-3), (-4,5), (-2,-4) d) (-2,-3), (-4,-5), (-2,-4)

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

X+y=-4 x-y=2 use elimination with adding and subtraction