Respuesta :
Answer: B. 154 square meters
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Work Shown:
C = 44 is the circumference
in general, the circumference of a circle is
C = 2*pi*r
Plug in C = 44 and solve for r.
C = 2*pi*r
44 = 2*pi*r
2*pi*r = 44
r = 44/(2pi)
r = 7.0028175 which is approximate
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Now plug this into the formula for the area of a circle
A = pi*r^2
A = pi*(7.0028175)^2
A = 154.061985
A = 154 rounding to the nearest whole number
Answer:
B
Step-by-step explanation:
Circumference = 2πr
And circumference = 44 m
44 = 2πr
so, r = 44/2π
r = 22/π
Radius is 22/π
Area of circle = πr²
Area of circle = π × (22/π)²
Area of circle = π × 22²/π²
Area of circle = 22²/π
Area of circle = 484/π
Area of circle = 154.14m²