The circumference of the circle with radius 0.6 cm and π = 3.14 is _______
3.258 cm
2.689 cm
3.768 cm
2.149 cm
Circumference of circle = 2πr
= 2 x 3.14 x 0.6
= 6.28 x 0.6
= 3.768 cm
The circumference of a circle is 31.4 cm. Find the radius and the area of the circle? (Take π = 3.14)