Volume of Cylinder, Cone & Sphere:

Surface Area of a Cylinder:

https://www.youtube.com/watch?v=-8jMF-VBZoA

Surface Area of Cone

https://www.youtube.com/watch?v=ualxnKSM6aM

Surface Area of a Sphere

https://www.youtube.com/watch?v=NxaMrX8Q5zw