Quadrilateral ABCD will be reflected across the x-axis and then rotated 90°
clockwise about the origin to create
quadrilateral A"B"C"D". What will be
the y-coordinate of B'?
Α. -3
B-7
C. 3
D. 7

Prove that 3: 8 is equivalent to 12: 32.a. use diagrams to support your answer.

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.