英數(暑期作業)

2007-08-13 12:29 am
我唔識例式....=3=
2.John measures the size of a rectangular computer monitor.he finds that the length is 35.2 cm and the breadth is 4.7 cm shorter than its length.
(A)what is the breadth of the computer monitor?
(B)what is the area of the computer monitor?

回答 (2)

2007-08-13 12:40 am
2A. The Breadth of the computer moniter:
35.2-4.7
=30.5cm

B. The area of the computer moniter:
30.5*35.2
=1073.36cm sq
參考: myself
2007-08-13 12:39 am
A)35.2-4.7=30.5

B)35.2x30.5=1073.6cm2
參考: me


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