Suppose a line that appears parallel to side BC¯¯¯¯¯¯¯¯ of △ABC intersects sides AB¯¯¯¯¯¯¯¯ and AC¯¯¯¯¯¯¯¯ at points X and Y respectively, and AX/AB=1/2. How can you determine if the line is or is not parallel to BC¯¯¯¯¯¯¯¯? Explain.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers