Tolong di jawab

<p>Aku bantu jawab ya!</p><p>Diketahui:</p><p>Tinggi=9 cm</p><p>Jari-jari=7 cm</p><p>Ditanya:luas permukaan gabungan=...</p><p>Penyelesaian:</p><p>Luas ½ bola=4×𝞹×r²×½</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; =4×22/7×7²×½</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; =308 cm²</p><p>Luas kerucut=𝞹×r(r+s)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;=22/7×7(7+9)</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;=352 cm²</p><p>Luas gabungan=luas ½ bola+luas kerucut</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; =308 cm²+352 cm²</p><p>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; =660 cm³</p><p>&nbsp;</p><p>Semoga membantu😁😁</p><p>&nbsp;</p>