用一张长15厘米、宽12厘米的长方形纸，剪下一个面积最大的三角形_爱下问搜题

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问题填空题

用一张长15厘米、宽12厘米的长方形纸，剪下一个面积最大的三角形．三角形的面积是______平方厘米．

答案

15×12÷2

=180÷2

=90（平方厘米）

答：这个三角形的面积是90平方厘米；

故答案为：90．

填空题

用方框内所给单词的适当形式填空，使短文意思通顺、正确。每词限用一次。

want, your, visitor, between, any

In England, afternoon tea is the most informal (非正式) meal of a day. It is usually
1______ 4:00 and 5:00. If you are a friend of the family, you may come for tea at
2______ time. Very often it is not taken at a table. The members of the family and
3______ take the tea in the sitting room. Each person has a cup, a saucer (茶盘), a

spoon and a small plate for bread and butter and cakes. By the way, do not help 4______ to cakes first, but bread
and butter first, and then cakes. Do remember: though you can eat as much as you 5______, do not put more
than one piece of bread or cake on your plate each time.

问答题简答题

你知道外国有哪些名烟？