what is the circumference of a 10ft circle
Use 3.14 for pi.To find the circumference of a circle, use the formula pi x diameter = circumference .This formula is often written as C = Ï x d .The circle pictured here has a diameter of 10 cm. d = 10 cm Ï â 3.1410 cm x 3.14 = 31.4 cm 10 cm6 cm a. b. 7 m c. 4 km d. 9 in.