(4) 64 tiles, (5)
, (6) 
Step-by-step explanation:
Given data: Side length of square tile = 1 ft
(4) Side length of square pool = 8 ft


= 64
Hence 64 tiles needed for the border.
(5) Suppose number of square tiles be N and side of square tub is s ft.
So, N = 

So, the expression is
.
(6) The equivalent expression is
.
Answer:
parallel
Step-by-step explanation:
Because a is pependicular to k
Answer:
The correct answer would be 2:5
Step-by-step explanation:
Answer:
increasing sequence of +7
Step-by-step explanation:
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