Answer:
7ft 1in.
Step-by-step explanation:
add the two 6 ft together and that gives you 12 ft. then add 7 in + 6 in which gives you 13 in. There are 12 in a foot, so you take 12 away from the 13 giving you 1 in remaining and 1 additional foot to add to the 12.
46900
46900 or 46800 or 46700 or 46600
22/7x4^2=50.28
3x3=9
50.28-9=41.28