一個(gè)長(zhǎng)方形的地的周長(zhǎng)是250米.如果一邊的長(zhǎng)是40米,那么這塊地的面積是多大?答案用方米.
Naomi 做銀飾.為了做一套耳環(huán),她從一塊銀碟上切出銀塊,如圖.切出的塊從銀碟的中心是40°.如果每一塊沒有切出的銀碟平均2.5克,那么每塊切出來的銀塊有多重?
樓上的你的翻譯把題復(fù)雜化了.
The perimeter of a rectangular plot of land is 250 meterr.If the length of one side of the plot is 40 meters,what is the
The perimeter of a rectangular plot of land is 250 meterr.If the length of one side of the plot is 40 meters,what is the area of the plot,in suqre meters.
Naomi makes silver jewelry.For one style of earrings,she cuts wedges from a silver disk,as shown in the figure above.Each wedge makes a 40° angle at the center of the disk.If the weight of each uncut disk is a unidormly distributed 2.5 grams,how many grams does each wedge weigh.
這兩題有點(diǎn)看不懂,
Naomi makes silver jewelry.For one style of earrings,she cuts wedges from a silver disk,as shown in the figure above.Each wedge makes a 40° angle at the center of the disk.If the weight of each uncut disk is a unidormly distributed 2.5 grams,how many grams does each wedge weigh.
這兩題有點(diǎn)看不懂,
英語人氣：166 ℃時(shí)間：2020-05-12 03:59:07
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