264m²canvas is required to build a conical tent .if the slant height of the cone is 12m,find its vertical height
Answers
Answered by
1
Area of canvas used=

C.S.A of cone=

now, 264=πrl = 264=22/7×r×12
= (264×7)÷22×12 =r
therefore r=7m
Now, by Pythagoras therorem,




h=9.75
C.S.A of cone=
now, 264=πrl = 264=22/7×r×12
= (264×7)÷22×12 =r
therefore r=7m
Now, by Pythagoras therorem,
h=9.75
Anonymous:
hope this will help:)
Similar questions