Rocky saw a bridge like the one shown when he was on vacation AABC = AXYZ, AB -30 feet, AC-26 feet. What is XZ?
А
В,
Y Z
OA) 30 ft.
OB) 28 ft.
OC) 26 ft.
OD) 24 ft.

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?