Calculate the circumference correct to 2 decimal places. C = 2πr = = 2 x π x cm Radius = cm Calculate the circumference correct to 2 decimal places. C = πd = π x = Diameter = cm cm Perimeter = θ / 360 x πd + line Calculate the perimeter correct to the nearest whole number. = 360 x π x = cm Diameter = + cm Perimeter = θ / 360 x 2πr + 2 lines Calculate the perimeter correctto the nearest whole number. = 360 x 2 x π x = mm + Radius = + mm |