Jumat, 16 Maret 2012

Rumus Bangun Datar

Description: https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhWGZjdw3lQTqjVsuR0EoSgMRIpXL1_CRG8jTVh9BmYlvTSAk0AiOCL1hyphenhyphenIWCnVbHv6Cjuv3Bi-W-DTohI7HesbVys45DE30rcbOTwjX2LOgKZER4_yXdJ-tE8pf_XYO6g06ff6H7WBuxHB/s1600/lingkaran.gif











1.   Lingkaran
L = π x jari-jari (r2)
K = π x diameter

Description: http://dana160.student.umm.ac.id/files/2010/02/003.jpeg


2.       Segitiga
L = alas (BC) x tinggi(AB) x ½
K = ab + bc + ca
 Description: https://encrypted-tbn1.google.com/images?q=tbn:ANd9GcSM0o5a39YDprjrYxpWbh8Pv0yHY6wSFj4SjdEuOFwvU6o5h3zm
3.       Persegi
L = sisi (s)2
K = 4 x sisi

Description: https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgBVofmiazSbMF0hzIpud_8VKQVxoa3WhGfAUReGa2Vz15kouZVnEpADLJbrVHVGBEYodIGvboaNNPjlz3LJJ4LgO6Ibs3Dk2FWWkUi-OrkFuurrA-inKKPszWOKcWhEhWDWMteuBN7go8/s1600/Persegi_panjang.JPG
4.       Persegi panjang
L = panjang x lebar
K = 2 (panjang + lebar)

 Description: https://encrypted-tbn3.google.com/images?q=tbn:ANd9GcQ5DckiM_u8Beg8gXALn2tMg4Jlp69wXpnitqkTEjSIirEM-fdFpA
5.       Trapesium
L = ½ x Jumlah Sisi Sejajar x Tinggi
K = Jumlah semua sisi

Description: http://nikadekwidiartini.files.wordpress.com/2012/01/jajar-genjang.jpg
6.       Jajar genjang
L = alas (a) x tinggi (t)
K = jumlah semua sisi

Description: http://ayobelajarmatematikaa.files.wordpress.com/2012/02/untitled-5.png
7.       Belah ketupat
L = diagonal x diagonal x ½
K = Jumlah semua sisi

Description: https://encrypted-tbn3.google.com/images?q=tbn:ANd9GcRkjhkx9-yOGLWmrCbbS0GBAeUMGO6xtpO1l3fvZOsXqu3BalX8

8.       Layang-layang
L = ½ x diagonal x diagonal
K = Jumlah Semua Sisi

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