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Mathematics, 15.12.2020 16:20 CooperIgou6566

La pantalla de una lámpara tiene forma de cono. Su estructura de alambre consta de un anillo circular y cuatro piezas rectas de igual longitud que van unidas al anillo en los puntos A, B, C y D. El anillo tiene su centro en el punto O y un radio de 20 centímetros. Las piezas rectas se encuentran en el punto V, que está sobre la vertical del punto O, y el ángulo que forman con la base de la pantalla de la lámpara es igual a 60°.

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La pantalla de una lámpara tiene forma de cono. Su estructura de alambre consta de un anillo circula...
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