Topic 11 lesson 11-4 homework help

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Can someone me out here and the tell me the greatest common factor