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Bangun Ruang

Bangun Ruang. Oleh Ratna Ayu Aprilia Dwi Wijaya. Perhatikan gambar dibawah ini !. Beberapa Contoh Jaring-Jaring Kubus. Ciri-Ciri Kubus. Memiliki 6 sisi persegi yang sama yaitu ABCD, ABEF, CDGH, BCFG, ADEH, EFGH.

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Bangun Ruang

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  1. BangunRuang Oleh RatnaAyu Aprilia DwiWijaya

  2. Perhatikangambardibawahini!

  3. BeberapaContohJaring-JaringKubus

  4. Ciri-CiriKubus Memiliki 6 sisipersegi yang samayaitu ABCD, ABEF, CDGH, BCFG, ADEH, EFGH. Memiliki 12 rusuk yang samapanjangyaitu AB, BC, CD, AD, EF, FG, GH, EH, BF, CG, DH, AE. Sudutnyamembentuksudutsiku-siku

  5. Kubusmemiliki 6 persegi yang samadenganpersegidisamping. Luaspersegidisampingadalah L = S x S = Karenakubusmemiliki 6 persegi yang samamakaluaskubussamadenganjumlahluas 6 persegidisamping L = (S x S) + (S x S) + (S x S) + (S x S) + (S x S) + (S x S) = 6 x (S x S) = 6 LuasKubus D C s s A B

  6. Perhatikangambardibawahini.

  7. Gambar (a), memilikiukuran 1 x 1 x 1 Gambar (b), memilikiukuran 2 x 2 x 2

  8. Gambar (c), memilikiukuran 3 x 3 x 3

  9. Volume Kubus Dari gambar (a), (b), (c) dapatdisimpulkanbahwaukurankubussamadenganpanjangsisi-sisinya. Dengandemikian V = s x s x s =

  10. TerimaKasih

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