Katie has a roll of ribbon that is 8 feet long. She cuts off 3 feet of ribbon and the remaining length is cut into 8 shorter pieces of equal length. What is the length of each shorter piece of ribbon? (This is a decimal.)

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.