A wheel has a circumferences of 7 5/6 feet. how many times does it turn in 423 feet.
1 answer:
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Answer:
D
Step-by-step explanation:
The equation of a circle in standard form is
(x - h)² + (y - k)² = r²
where (h, k) are the coordinates of the centre and r is the radius
Here (h, k) = ( - ,
) and r =
, thus
(x - (- ))² + (y -
)² = (
)², that is
(x + )² + (y -
)² =
→ D