Log ind
Mathematics for IGCSE & O level - Mensuration (Section 9 - No. 18)
If a circle has a radius of 7cm, what is its approximate circumference?
21.98 cm
43.96 cm
14 cm
153.94 cm
Forklaring
Circumference = 2 * pi * radius = 2 * π * 7cm ≈ 43.96 cm.
Kommentarer (0)
Log ind for at kommentere
Reklame
Tillad, at javascript indlæser denne side korrekt