Find the constant of proportionality (r).using the value for r enter an equation in the form of c=rg

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Identify an equation in point slope form for the line perpendicular to y=3x+5 that passes through (4,-1)

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain