Mohon bantuannya kakak-kakak tolong jawabnya *PAKAI CARA DENGAN RUMUS* No ngasal
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Jawaban:
440 cm²
Penjelasan dengan langkah-langkah:
L = πr ( r + s )
= 22/7 x 7 ( 7 + 13 )
= 22 ( 20 )
= 440 cm²
Penjelasan dengan langkah-langkah:
dik,
S= 13cm
r= 7cm
dit L
Jawab
[tex]L = \pi \: r(r + s)[/tex]
[tex]L = \frac{22}{7} \times 7 \times (7 + 13)[/tex]
[tex]L = 22 \times (20)[/tex]
L=440 cm