Question: a cylinder with base radius of 8 cm and height of 2 cm is melted to form a cone of height 6 cm . the radius of the cone will be :
A) 8 cm
B) 9 cm
C) 10 cm
D) 11 cm
E) none
Correct answer: A
Grade: 8 | Topic: Geometry | Difficulty: Hard | Standard: 8.G.C.9