## Praseena Prabhakaran is teaching live on Unacademy Plus

QUANTITATIVE APTITUDE Mensur ation 3D - Part 1 Square based pyramid Cube Cuboid Cone Triangular based pyramid Triangular prism Cylinder Sphere Presented By Praseena P

PRASEENA Pust Graduate in Computer Applicatinn . Worked as a Software Engineer . Worked as a Competitive Exam Trainer Currently working as a online Competitive Exam Trainer Interests : Video Blogging, Teaching, Traveling and Photography etc. Rate, Review, COMMENT & Share Follow me: https://unacademy.com/user/p.praseena-4610

Target Audience Kerala PSC Degree Level Exam (Company Board Assistant Exam, Secretariat Assistant, University Assistant, etc.) Kerala PSC plus two level exam . Bank exams Any one who wants to know more about Geometry

If the surface area and volume of sphere are in the ratio 1:2, what is the radius of the sphere? (Sub Inspector - 2014) a) 2 b) 3 c5 d) 6

If the surface area and volume of sphere are in the ratio 1:2, what is the radius of the sphere? (Sub Inspector - 2014) a) 2 b) 3 c5 d) 6

Sphere 4 3 VolumeTtr 3 Curved Surface Area 4 2

Hemisphere 2 Volume-r Curved surface area = 2 2 Total surface area -TI.2+2 2

If the surface area and volume of sphere are in the ratio 1:2, what is the radius of the sphere? Surface Area : Volume = 1:2 3 2. 4 3 3

If the surface area and volume of sphere are in the ratio 1:2, what is the radius of the sphere? Surface Area Volume 1:2 2 3 3 1 2

If the surface area and volume of sphere are in the ratio 1:2, what is the radius of the sphere? 4 Tr 2 3 TTY2 3 2 Radius = 6