Question

what is the circumference of 4ft

Answer 1

Answer:

If a circle has a diameter of 4, its circumference is 3.14*4=12.56. Thereof, what is the circumference of a 4 ft diameter? 3.14 x 4 = 12.56 ft.

Answer 2

The circumference of a 4 ft diameter circle is 12.56 ft

Correct question : What is the circumference of a 4 ft diameter circle?

Given :

The diameter of a circle is 4 ft

To find :

The circumference of the circle

Formula :

For a circle of radius r unit the circumference of the circle = 2πr unit

Solution :

Step 1 of 2 :

Find radius of the circle

Here it is given that the diameter of the circle is 4 ft

The radius of the circle

= r

$\displaystyle \sf = \frac{4}{2} \: \: ft$

$\displaystyle \sf = 2 \: \: ft$

Step 2 of 2 :

Find circumference of the circle

The circumference of the circle

= 2πr ft

$\displaystyle \sf{ = (2 \times 3.14 \times 2) \: \: ft }$

$\displaystyle \sf{ = 12.56 \: \: ft }$

━━━━━━━━━━━━━━━━

Learn more from Brainly :-

$1.$ Find the circumference of a circle whose diameter is 8.6 cm(Take π as 22/7)

https://brainly.in/question/9217878

2. A rectangle is made from a 20 cm long thin wire .If the breadth of the rectangle is 3 cm , then what is the length of th...

https://brainly.in/question/34792847

#SPJ2