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TABUNG

Tabung adalah bangun ruang yang dibatasi oleh dua bidang lengkung. d an bidang paralel . TABUNG . Unsur - unsur tabung. D. 1. Bidang atas berupa lingkaran. 2. Bidang lengkung = selimut kerucut. t. 3. Bidang alas berupa lingkaran. Luas permukaan dan volume tabung.

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TABUNG

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  1. Tabungadalahbangunruang yang dibatasioleh duabidanglengkung danbidangparalel. TABUNG Unsur- unsurtabung D 1. Bidangatasberupalingkaran 2. Bidanglengkung= selimutkerucut t 3. Bidang alas berupalingkaran

  2. Luaspermukaandan volume tabung • Luaspermukaan= 2 ∏ r t + 2 ∏ r2 • Volume tabung= ∏ r2 t

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