Banttuuuu jawabbbbbbb​

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Banttuuuu jawabbbbbbb​

Banttuuuu jawabbbbbbb​

Jawaban:

K = 110

Penjelasan dengan langkah-langkah:

CB = EB²+EC²

= 21²+20²

= 441+400

= ✓ 841

= 29

CB = 29

Keliling = 41+20+20+29= 110