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Lesson 5: Cost Estimation
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Surface Area of Cone
Lesson 5 · Cost Estimation
Surface Area of Cone
Mathematics
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8 min
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Question 1 of 13
1
Which relation between the slant height \( l \), vertical height \( h \) and radius \( r \) of a cone is correct?
\( l = h + r \)
\( l = \sqrt{h^2 - r^2} \)
\( l = \sqrt{h^2 + r^2} \)
\( l^2 = h^2 - r^2 \)