202020404040606060808080100100100120120120140140140160160160180180180200200200220220220240240240260260260280280280300300300500050005000100001000010000150001500015000200002000020000250002500025000300003000030000000𝐵(200, 26000)𝑥, cm𝑦, cm²𝐴(𝑥) = 260𝑥 – 0.65𝑥²