CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Perpendicular height of a cone is 12 cm and its slant height is 13 cm. Find the radius of the base of the cone.

Open in App
Solution


Let the radius of the base of the cone be r cm.

Height of the cone, h = 12 cm

Slant height of the cone, l = 13 cm

Now,

r2+h2=l2r2+122=132r2+144=169r2=169-144=25r=25=5 cm
Thus, the radius of the base of the cone is 5 cm.

flag
Suggest Corrections
thumbs-up
45
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Curved Surface Area & Total Surface Area of Cone
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon