The answer would be D) no, these triangles are not similar. I'm pretty sure they would be similar if one of the answer choices said ΔABC ~ ΔCED
A) 276 / 138 = 2
B) 26/2 = 13, 13/2 = 6.5
Answer is B
Since 470/6 = 78.333 it would take you 78.333 days to work 470 hours.