e picture shows a barn door: A barn door has two parallel bars, each of length 4 feet. A support AB runs across the diagonal between the two parallel bars. 25 points and Brainliest! Please Help ASAP! What is the distance BC between the two horizontal parallel bars? A) 4 divided by cos 45 degrees B) 4 sin 45° C) 4 divided by tan 45 degrees D) 4 tan 45°