At the hardware store 2/4 of nails are size 2d and 1/4 of nails are size 4d. what fraction of the nails are either size 2d or 4d?

Me find the value of x each figure.

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.

Which image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?