Is triangle ABC a dilation of triangle DEF? A. not a dilation.
B. yes, k=1/2
C. yes, k=2

Me. i can't figure out this question. give an explanation too. .

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

What else equals 42 and 30 for multiply