Polygon abcde is the result of a reflection of polygon lmnop over the line. which line segment in the image corresponds to pl¯¯¯¯¯ in the pre-image? ab¯¯¯¯¯ bc¯¯¯¯¯ de¯¯¯¯¯ ea¯¯¯¯¯ cd¯¯¯¯¯ and triangle abc has vertices a(5, 3) , b(3, 7) , and c(1, 4) . triangle abc is dilated, and the vertices of the image are a′(2.5, 1.5) , b′(1.5, 3.5) , and c′(0.5, 2) . the center of dilation is the origin. what is the scale factor of the dilation? 0.25 0.5 2 4

Select the correct answer from the drop-down menu. subtracting 3xy^2 from 8xy^2 gives the same result as the expression. [tex]3xy ^{2} - 8xy ^{2} [/tex][tex] { - 7xy}^{2} - {2xy}^{2} [/tex][tex] {7xy}^{2} - {2xy}^{2} [/tex]

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?