B
Step-by-step explanation: i got a 100
21 i watched a 3 hr vid explaining it
step-by-step explanation:
du what else would it be
brainliest
7 ft 6 in means 7 1/2, because 6 in is 1/2 of a foot. 7 ft 8 in means 7 2/3 because 8 in is 2/3 of a foot. 23/3 = 7 2/3. 15/2 = 7 1/2.
23/3 * 15/2 = 57 1/2