Jawaban:
luas lingkaran dengan jari-jari 3,5 cm, adalah ... cm²
[tex] \sf L = \pi \times {r}^{2} [/tex]
[tex] \: \: \: \: \sf = \frac{22}{7} \times {3,5}^{2} [/tex]
[tex] \: \: \: \: \sf = \frac{22}{7} \times 12,25[/tex]
[tex] \: \: \: \: \sf = 22 \times 1,75[/tex]
[tex] \: \: \: \: \sf = \red{38,5 \: {cm}^{2} }[/tex]
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Jawaban:
Penyelesaian :
luas lingkaran dengan jari-jari 3,5 cm, adalah ... cm²
Luas lingkaran
[tex] \sf L = \pi \times {r}^{2} [/tex]
[tex] \: \: \: \: \sf = \frac{22}{7} \times {3,5}^{2} [/tex]
[tex] \: \: \: \: \sf = \frac{22}{7} \times 12,25[/tex]
[tex] \: \: \: \: \sf = 22 \times 1,75[/tex]
[tex] \: \: \: \: \sf = \red{38,5 \: {cm}^{2} }[/tex]
'조슈아' (Svt)