The diameter of a circular placement is 30cm.Find the circumference to the nearest milimeter
Answers
Answered by
3
Circumference of the circle = 942 mm
Step-by-step explanation:
Diameter of the circle = 30 cm
Radius of the circle = 30 ÷ 2
= 15 cm
Circumference of the circle = 2πr
= 2×3.14×15
= 94.2 cm
10 mm = 1 cm
x. = 94.2 cm
x = 94.2×10
x = 942 mm
Similar questions