—How was your recent trip to Sichuan? —I've never had_______ one before.
横线上最大能填几?
____×6<55
____×7<47
____×6<38
____×4<29
____× 8<27
____×9<62
读图完成下题.
一个正方形的周长是38分米,这个正方形的边长是多少分米?