Question

14. In a circle of diameter 42cm,if an arc subtends an angle of 60˚ at the centre

where ∏=22/7, then what will be the length of arc.

1

15. 12 solid spheres of the same radii are made by melting a solid metallic

cylinder of base diameter 2cm and height 16cm. Find the diameter of the

each sphere.​

Answer 1

14th solution ⤴️⬆️ 15th solution ⤴️⬆️