Answer:
he will use 2 posts.
Step-by-step explanation:
the two posts together will make 1 foot, so with one post on each endof the 7 foot deck, that leaves 6 feet between them.
52 = 50
512= 500
500/50 = 10
So I won't tell you the answer but I will give you a clue. do 120 times 16 - 8 + 6
Answer:
14
Step-by-step explanation:
56 divided by 7 = 8
14 divided by 7 = 2
hinting at 8/2
B. if two lines are perpendicular, then they intersect to form four right angles.
