问题
选择题
两个相似多边形的面积比是9：16，其中小多边形的周长为36cm，则较大多边形的周长为[ ]
A.48cm
B.54cm
C.56cm
D.64cm
答案
答案：A
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两个相似多边形的面积比是9：16，其中小多边形的周长为36cm，则较大多边形的周长为[ ]
A.48cm
B.54cm
C.56cm
D.64cm
答案：A
| 根据对话内容，从方框中选出句子填入空白处。 | |
B: Hi, Mike! The same to you! How are you now? A: 1. And today is also my sister's birthday. I'm very happy. B: Cool! Please say 2. A: Thank you, Bob. And How is the weather in Beijing now? B: 3. But I like it. A: Why? I think it's windy, right? B: Yeah! But you know 4. A: Oh! That's really fine. B: And how is the weather in New York? A: It's always raining. In fact, I don't like it. B: That's OK! I think it's going to be sunny soon. A: 5. Well! I must go now. B: OK! Mike, thanks for calling, bye! |