WILL GIVE BRAINLEIST ME NEEED HELPP!!! If ABCD is dilated by a scale factor of 2 about point E, which of the following is true about line E prime F prime?

Square ABCD is shown with line EF running horizontally through the center of the figure.

A-line E prime F prime is perpendicular to line EF.
B-line E prime F prime is parallel to line EF.
C-line E prime F prime intersects with point B′.
D-line E prime F prime passes through the center of dilation.

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Find the multiplicative inverse of 8-12i

Answer for 10 points show work you guys in advanced < 3