A'B'C' is the image of ABC under a rotation about point B. A.90 clockwise
B.90 counterclockwise
C.180
D.270 counterclockwise
E.270 clockwise

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

Is experimental probibilty the same as the observed frequency in math? i need the answer asap!

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?