Easy just subtract 20 and 12 and its 8 the reason how i got that is because the ladder is 20 feet high and it now stands 12 feet on the fence so the fence is only 8 feet PLZ MARK ME BRAINIEST MY ANSWER IS RIGHT i have done the test ur welcome.
Im sorry but I don't really get the question, can you please explain it a little better?
Might want to edit this question and add pictures:-)
Answer:
C
Step-by-step explanation: