[tex]\sf \boxed{\sf Panjang\:busur=\frac{\alpha }{360} \cdot Keliling}\\\\\boxed{\sf \alpha =\frac{Panjang\:busur}{Keliling} \cdot 360}[/tex]
Diketahui K = 100 cm
Sudut pusat dengan panjang busur 10 cm:
[tex]\sf \alpha =\frac{10}{100} \cdot 360\\\\=0,1\cdot 360\\\\=\boxed{\sf 36^{\circ}}[/tex]
Sudut pusat dengan panjang busur 20 cm:
[tex]\sf \alpha =\frac{20}{100} \cdot 360\\\\=0,2\cdot 360\\\\=\boxed{\sf 72^{\circ}}[/tex]
Sudut pusat dengan panjang busur 25 cm:
[tex]\sf \alpha =\frac{25}{100} \cdot 360\\\\=\frac{1}{4} \cdot 360\\\\=\boxed{\sf 90^{\circ}}[/tex]
..
[tex]\boxed{\angle \: Busur = \frac{busur}{keliling} \times 360°}[/tex]
[tex]\angle~Busur~10~cm = \frac{10}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{10} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{10} } \times \cancel{360°} {}^{36°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{36°}[/tex]
[tex]\angle~Busur~20~cm = \frac{20}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{5} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{5} } \times \cancel{360°} {}^{72°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{72°}[/tex]
[tex]\angle~Busur~25~cm = \frac{25}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{4} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{4} } \times \cancel{360°} {}^{90°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{90°}[/tex]
[tex]\begin{array}{lr}\texttt{Rate 1.0 Jika Kalian Iri dengan}\\\\ \texttt{Yang Mulia Maharaja Danial Alf'at}\end{array}[/tex] ☝️
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}\boxed{\colorbox{ccddff}{11/03/23}}[/tex]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
[tex]\sf \boxed{\sf Panjang\:busur=\frac{\alpha }{360} \cdot Keliling}\\\\\boxed{\sf \alpha =\frac{Panjang\:busur}{Keliling} \cdot 360}[/tex]
Diketahui K = 100 cm
Sudut pusat dengan panjang busur 10 cm:
[tex]\sf \alpha =\frac{10}{100} \cdot 360\\\\=0,1\cdot 360\\\\=\boxed{\sf 36^{\circ}}[/tex]
Sudut pusat dengan panjang busur 20 cm:
[tex]\sf \alpha =\frac{20}{100} \cdot 360\\\\=0,2\cdot 360\\\\=\boxed{\sf 72^{\circ}}[/tex]
Sudut pusat dengan panjang busur 25 cm:
[tex]\sf \alpha =\frac{25}{100} \cdot 360\\\\=\frac{1}{4} \cdot 360\\\\=\boxed{\sf 90^{\circ}}[/tex]
Lingkaran
[Sudut dan Busur]
..
[tex]\boxed{\angle \: Busur = \frac{busur}{keliling} \times 360°}[/tex]
..
Diberikan
Tentukan
Hasil dan Perhitungan
[tex]\angle~Busur~10~cm = \frac{10}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{10} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{10} } \times \cancel{360°} {}^{36°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{36°}[/tex]
..
[tex]\angle~Busur~20~cm = \frac{20}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{5} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{5} } \times \cancel{360°} {}^{72°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{72°}[/tex]
..
[tex]\angle~Busur~25~cm = \frac{25}{100} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{4} \times 360°[/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~= \frac{1}{\cancel{4} } \times \cancel{360°} {}^{90°} [/tex]
[tex]~~~~~~~~~~~~~~~~~~~~~~~~~~~~=\boxed{90°}[/tex]
..
[tex]\begin{array}{lr}\texttt{Rate 1.0 Jika Kalian Iri dengan}\\\\ \texttt{Yang Mulia Maharaja Danial Alf'at}\end{array}[/tex] ☝️
[tex]\boxed{\colorbox{ccddff}{Answered by Danial Alf'at}}\boxed{\colorbox{ccddff}{11/03/23}}[/tex]