answersLogoWhite

0


Best Answer

441pi/4 sq ft

User Avatar

Wiki User

14y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: HOW MANY SQ FT IN A 21' CIRCLE?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

How many sq ft in a room 12' x 21'?

12' * 21 ft = 12*21 sq ft = 252 sq ft.


How many sq ft in a 13' diameter circle?

132.7 sq ft, approx.


How many sq ft in a circle with a 12ft outer diameter and a 4ft inner diameter?

This would not be called a circle. IT would be called a ring. Sq Ft of outer ring - Sq Ft of inner ring = Sq Ft in between 113.04 - 12.56 = 100.48 sq ft


How many sq ft in a 24ft circle?

453


How many sq ft is in 80x80 circle?

Area of a circle = pi*radius2


How many sq ft in a 6 ft diameter circle?

28.3


How many sq ft in a 2' circle?

Area of a circle = pi*radius squared


How many square feet is 21 ft by 18 ft?

21 × 18 = 378 sq ft (378ft2)


How many square feet is 24 inch circle?

a 24 inch circle is a 2 ft diameter circle, or a 1 ft radius circle. the area of a circle is pi * r squared, so 1 ft squared is 1 sq ft. Times pi (=3.14159) is 3.14159 sq ft


What is the square ft of a 9 ft circle?

The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).The area of a circle with a diameter of 9 feet is 63.6 sq ft (approx).


44 ft equals how many sq feet?

It depends on what geometric shape whose perimiter is 44ft is used. A square would have an area of 480 sq ft (length x width), a rectangle 21 feet by 1 foot would have an area of 21 sq ft (length x width), and a circle would have an area of 154.0619 (area of a circle = perimeter squared divided by 4 pi).


Sq ft in a 16 ft circle?

how many square feet in 1500 by 16 feet