AABC is dilated by a factor of 3 to produce AA'B'C'. 37°
5
53°
B
3
с
What is A'C', the length of AC after the dilation? What is the measure of LA'?
A. A'C'=
'= {, m_A'= 37°
B. A'C'= 15, m A'= 37°
C. A'C'= 15, m A'= 111°
D. A'C' = 12, m A'= 53°