Hi there!
πd = Circumference of th' circle

× d = 15 ft
d = 15 ×

d =

d = 4. 77
Hence, the required dia-meter = 4. 77
~ Hope it helps!
Answer:
Step-by-step explanation:
The slope of the line is
, and any line that is parallel to a line that has a slope of
always has the same slope because lines that are parallel always have the same slope.