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Jawaban terverifikasi

Pembahasan

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begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell Luas space tabung space tanpa space atap end cell equals cell pi r squared plus 2 pi r t end cell row blank equals cell 22 over 7 cross times 7 squared plus 2 cross times 22 over 7 cross times 7 cross times 12 end cell row blank equals 286 row blank blank blank row s equals cell square root of 16 squared plus 7 squared end root end cell row blank equals cell square root of 256 plus 49 end root end cell row blank equals cell square root of 305 end cell row blank blank blank row cell Luas space selimut space kerucut end cell equals cell pi r s end cell row blank equals cell 22 over 7 cross times 7 cross times square root of 305 end cell row blank equals cell 22 square root of 305 end cell row blank blank blank row cell Luas space gabungan end cell equals cell open parentheses 286 plus 22 square root of 305 close parentheses space cm squared end cell row blank blank blank row cell Volume space tabung end cell equals cell pi r squared t end cell row blank equals cell 22 over 7 cross times 7 squared cross times 12 end cell row blank equals cell 1.848 end cell row blank blank blank row cell Volume space kerucut end cell equals cell 1 third pi r squared t end cell row blank equals cell 1 third cross times 22 over 7 cross times 7 squared cross times 12 end cell row blank equals 616 row blank blank blank row cell Volume space gabungan end cell equals cell 1.848 plus 616 end cell row blank equals cell 2.464 space cm cubed end cell end table end style 

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