英數(暑期作業)

2007-08-13 12:20 am

我唔識例式....=3=
1.The area of a rectangular basketball court is 880 m2(2上標) and its breadth is 20 m.find the length.

2.Dad gives a box of cndies to Mandy for her birthday.the box is a cuboid which has length 10cm ,breadth 6cm and volume 180 cm3(3上標).find its height.

3.the figure shows a rectangular photo frame with a rectangular photo at the centre.the photo has lenght 20 m and breadth14 cm.find the area of the photo frame.

更新1:

3.長24闊18（個框）....sorry.....

回答 (4)

2007-08-13 12:44 am

✔ 最佳答案

1.一個長方形籃球場的面積是880 m2(2上標),,而且它的闊度是20 m.求長度。

Ans:
880m2(2上標)/20m
=44m

2.爸爸把一箱蠟燭給了Mandy來用作她的生日上,,那個箱子是1個長方體,,它的長度是10cm,,闊度是6cm,,和容量是180 cm3(3上標),,求它的高度。

Ans:
180cm3(3上標)/10cm/6cm
=3cm

3.圖中顯示一個長方形相架內有一張長方形相片在中間,,相片的長度是20cm,,闊度是14cm,,求相架的面積。

Ans:
20cm*14cm
=280cm2(2上標)

P.S.
*代表乘號,,/代表除號,,希望可以幫到你!!!=]

參考: 自己

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pigpig

2007-08-13 12:34 am

1. 880 ÷ 20
= 44 (m)

2. 180 ÷ 10 ÷ 6
= 18 ÷ 6
= 3 (m)

3. 20 × 14
= 280 (m2) ### 個 2 係「上標」###

***我冇抄人地d答案，請各位唔好抄我d答案，因為我真係有問過數學科老師!***

參考: 數學科老師

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用戶147307

2007-08-13 12:33 am

1. 880/20
=44(m2)

2. 180/6/10
=3cm

3. 20x14
=28cm2 (photo)
你冇寫相架個邊幾粗so i cannot tell u the area of photo frame

參考: me

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lai lin

2007-08-13 12:30 am

1. The length of the basketball court:
880/20
=44M

2. The height:
180/10/6
=3cm

3.The area of the photo frame:
20*14
=280cm sq

參考: myself

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