Definition

Examples

• 这个立方体的表面积是六平方米。
  Zhège lìfāngtǐ de biǎo miàn jī shì liù píngfāng mǐ.
  The surface area of this cube is six square meters.
• 球的表面积比同样体积的立方体小。
  Qiú de biǎo miàn jī bǐ tóngyàng tǐjī de lìfāngtǐ xiǎo.
  The surface area of a sphere is smaller than that of a cube of the same volume.
• 计算这个圆柱的表面积需要知道半径和高。
  Jìsuàn zhège yuánzhù de biǎo miàn jī xūyào zhīdào bànjìng hé gāo.
  To calculate the surface area of this cylinder, you need to know the radius and height.