Two triangles each have an angle measuring 15 degrees. The first triangle also has an angle measuring 20 degrees.
The second triangle must have an angle of which measure if the two triangles are similar?
A
145 degrees, since 180−35=145
B
55 degrees, since 90−35=55
C
165 degrees, since 180−15=165
D
75 degrees, since 90−15=75
please help quickly
