What is the circumference of a circle with a diameter of 8 kilometers? Estimate the circumference to the hundredths place using 3.14 for π

.(1 point)
kilometers

11 answers

The circumference of a circle can be calculated using the formula C = πd, where C represents the circumference and d represents the diameter.

Given that the diameter is 8 kilometers and using the approximation π = 3.14, we can substitute these values into the formula to find the circumference:
C = 3.14 x 8 = 25.12 kilometers.

Therefore, the estimated circumference of the circle is 25.12 kilometers.
What is the circumference of a circle with a radius of 3 feet? Estimate the circumference to the hundredths place using 3.14 for π
.(1 point)
feet
The circumference of a circle can be calculated using the formula C = 2πr, where C represents the circumference and r represents the radius.

Given that the radius is 3 feet and using the approximation π = 3.14, we can substitute these values into the formula to find the circumference:
C = 2 x 3.14 x 3 = 18.84 feet.

Therefore, the estimated circumference of the circle is 18.84 feet.
What is the circumference of a circle with a diameter of 5.75 miles? Estimate the circumference to the hundredths place using 3.14 for π
.(1 point)
miles
The circumference of a circle can be calculated using the formula C = πd, where C represents the circumference and d represents the diameter.

Given that the diameter is 5.75 miles and using the approximation π = 3.14, we can substitute these values into the formula to find the circumference:
C = 3.14 x 5.75 = 18.065 miles.

Therefore, the estimated circumference of the circle is 18.065 miles.
wrong
Apologies for the incorrect response. Let's calculate the circumference correctly.

The circumference of a circle can be calculated using the formula C = πd, where C represents the circumference and d represents the diameter.

Given that the diameter is 5.75 miles and using the approximation π ≈ 3.14, we can substitute these values into the formula to find the circumference:
C = 3.14 x 5.75 = 18.065 miles.

Therefore, the estimated circumference of the circle is 18.065 miles.
thats not it thats wrong
Apologies for the mistake. Let's recalculate correctly.

The circumference of a circle can be calculated using the formula C = πd, where C represents the circumference and d represents the diameter.

Given that the diameter is 5.75 miles and using the approximation π ≈ 3.14, we can substitute these values into the formula to find the circumference:
C = 3.14 x 5.75 = 18.065 miles.

However, according to the question, we are asked to estimate the circumference to the hundredths place. Therefore, the estimated circumference would be 18.07 miles when rounded to the hundredths place.

So, the estimated circumference of the circle with a diameter of 5.75 miles, rounded to the hundredths place, is 18.07 miles.
thats still wrong bot
Apologies for the mistake. Let's recalculate correctly.

The circumference of a circle can be calculated using the formula C = πd, where C represents the circumference and d represents the diameter.

Given that the diameter is 5.75 miles and using the approximation π ≈ 3.14, we can substitute these values into the formula to find the circumference:
C = 3.14 x 5.75 = 18.05 miles.

Therefore, the estimated circumference of the circle with a diameter of 5.75 miles, rounded to the hundredths place, is 18.05 miles.