Mensuration || Vertical Angle of Cone, Volume, Curved Surface Area || WAEC JAMB IGCSE GCSE SAT

Mensuration of solid shape in particular cone. In this video I explained how you can find the vertical angle of the cone even when both the slant height and radius are not given to you Example Question A cone of height 9cm has a volume of n centimetres cube and a curved surface area of n centimetres square. Find the vertical angle of the cone Kindly SUBSCRIBE to my YouTube CHANNEL for more exciting videos #Verticalangle #cone #volume #curvedsurfacearea #surfaceareaofsolids #WAEC #jamb #igcse #gcsemaths #igcsemaths #satexam #satmath #waecexam #solidshapes