What is meant by the vertical angle of a cone ............. e.g. if I say that the vertical angle of a cone ABC ( with A at the top) is 30 degree then, which angle will be 30 degree.......... answer soon .....thanx !!!   : )

 Is it always the top angle............ plz answer for a thumz up !!

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/_ A will be 300

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 k then, thmz up !!! : )

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yes...... since other 2 angles are base angles...... !!

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thanx

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The angle where the height of the cone meet is the vertical angle.

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Cut a plane perpendicular to the base and through the center of base circle, then the angle between the slant height line and the height line is the vertical angle.
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What are you looking for?