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�. ทรงกลมม�����ท���ิว ��� ตาราง�ิ�ว จงหาปริมาตรของทรงกลม
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�. โลหะกลมล�กห���ง ร��ม��า��อก �� ���ติ�มตร ร��ม��า��� � ���ติ�มตร จงหาปริมาตร����อโลหะ
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คณิตศาสตร์ ระดับมัธยมศึกษาตอนต้น : พค21001 111
ส�ำนักงำน กศน.จังหวัดกำฬสินธุ์
