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Matematika
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Pertanyaan
tolong yaa kak.............................................
1 Jawaban
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1. Jawaban AnugerahRamot
a. Lp tanpa tutup
Lp = πr(r+2t)
=>3,14•10(10+2(24))
=>31,4(58)
=>1821,2 cm²
b. Lp =2πr(r+t)
=>2•3,14•10(10+24)
=>62,8(34)
=>2135,2 cm²