【单选题】
一个球的半径是2cm,则它的球面面积和体积分别为( )
①
<img class="kfformula" src="20190809/1565328822421480.png" data-latex="8\pi ,\frac {16} {3}\pi "/>
②
<img class="kfformula" src="20190809/1565328822199687.png" data-latex="16\pi ,\frac {32} {3}\pi "/>
③
<img class="kfformula" src="20190809/1565328822100543.png" data-latex="16\pi ,\frac {16} {3}\pi "/>
④
<img class="kfformula" src="20190809/1565328822809093.png" data-latex="8\pi ,\frac {32} {3}\pi "/>
【单选题】
一个球的半径是2cm,/em则它的球面面积和体积分别为( )
①
img class=kfformula src=zzximg/20190809/1565328822100543.png data-latex=16\pi ,\frac {16} {3}\pi /
②
img class=kfformula src=zzximg/20190809/1565328822809093.png data-latex=8\pi ,\frac {32} {3}\pi /
③
img class=kfformula src=zzximg/20190809/1565328822421480.png data-latex=8\pi ,\frac {16} {3}\pi /
④
img class=kfformula src=zzximg/20190809/1565328822199687.png data-latex=16\pi ,\frac {32} {3}\pi /