-PLEASE HELP ASAP- The first figure is dilated to form the second figure.
Which statement is true?

A)The scale factor is 0.25.

B)The scale factor is 4.

C)The scale factor is 4.35.

D)The scale factor is 7.25.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression