OEF 矩形
--- 介绍 ---

这个模块有11个关于矩形 长, 宽, 周长, 面积的练习。

Area for width

The area of a rectangle is cm2. Knowing that its length is cm, compute its width.

Perimeter for length

The perimeter of a rectangle is cm. Knowing that its width is cm, compute its length.

Area for length

The area of a rectangle is cm2. Knowing that its width is cm, compute its length.

Area for perimeter

The area of a rectangle is cm2. Knowing that its width is cm, compute its perimeter.

Area and difference *

The area of a rectangle is cm2. Knowing that its length is cm longer than its width, compute the .

Area and difference II *

The area of a rectangle is cm2. Knowing that its length is cm longer than its width, compute the perimeter.

Area and proportion *

The area of a rectangle is cm2. Knowing that its length is times its width, compute the .

Area and proportion II *

The area of a rectangle is cm2. Knowing that its length is times its width, compute the perimeter.

Perimeter and difference

The perimeter of a rectangle is cm. Knowing that its length is cm longer than its width, compute the .

Perimeter for width

The perimeter of a rectangle is cm. Knowing that its length is cm, compute its width.

Length - width *

The area of a rectangle is cm2. Knowing that its perimeter is cm, compute its .

(The width is shorter than the length.)

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Description: 矩形练习. This is the main site of WIMS (WWW Interactive Multipurpose Server): interactive exercises, online calculators and plotters, mathematical recreation and games

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