question: The top of a solid cone was sawed off to form the solid attached. The top cone has a diameter of 8cm and slant height of 8cm. The solid cone has a diameter of 4cm. The solid left has a slant height of 8cm. Find the surface area of the solid formed, correct to two decimal places.
query_wo: Please directly answer the question and provide the final value, e.g., 1, 2.5, 300.
  Question: The top of a solid cone was sawed off to form the solid attached. The top cone has a diameter of 8cm and slant height of 8cm. The solid cone has a diameter of 4cm. The solid left has a slant height of 8cm. Find the surface area of the solid formed, correct to two decimal places.
query_cot: Please first conduct reasoning, and then answer the question and provide the final value, e.g., 1, 2.5, 300, at the end.
  Question: The top of a solid cone was sawed off to form the solid attached. The top cone has a diameter of 8cm and slant height of 8cm. The solid cone has a diameter of 4cm. The solid left has a slant height of 8cm. Find the surface area of the solid formed, correct to two decimal places.
question_for_eval: The top of a solid cone was sawed off to form the solid attached. The top cone has a diameter of 8cm and slant height of 8cm. The solid cone has a diameter of 4cm. The solid left has a slant height of 8cm. Find the surface area of the solid formed, correct to two decimal places.