if we rotate a right angled triangle of height 10 cm and and base 6 cm about its base - Maths - Visualising Solid Shapes

Question

if we rotate a right angled triangle of height 10 cm and and base 6
cm about its base we get -
a)cone height of 6 cm and base diameter 10 cm
b)cone of height 10 cm and base diameter 6 cm
c)cone of height 10 cm and base diameter 12 cm
d)cone of height 6 cm and base diameter 20 cm
Explain the solution

Rishabh Mittal · Accepted Answer

Dear Student,

If we rotate a right angled triangle about its baseThen,base act as the height of the cone and height as the radius of the cone
So,height of cone=6 cmDiameter of cone=2×10=20 cmCorrect option is D

Regards