题目内容
若线段AB=7.2cm,点C在AB上,且AC=
AB,点M是AB的中点,则MC的长为______.
| 1 |
| 3 |
由已知得AC=
AB=
×7.2=2.4(cm),
AM=
AB=
×7.2=3.6(cm),
∴MC=AM-AC=3.6-2.4=1.2(cm).
故答案为:1.2cm.

| 1 |
| 3 |
| 1 |
| 3 |
AM=
| 1 |
| 2 |
| 1 |
| 2 |
∴MC=AM-AC=3.6-2.4=1.2(cm).
故答案为:1.2cm.
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