扇形的面积=弧长×半径×1/2
=8×2√3×1/2
=8√3
如果扇形的弧长为8,半径2倍根号三,那么扇形的面积等于?
如果扇形的弧长为8,半径2倍根号三,那么扇形的面积等于?
数学人气：774 ℃时间：2019-10-26 10:36:14
优质解答
我来回答
类似推荐
猜你喜欢
- 1气瓶是否属于移动式压力容器?
- 2What fun they had __(play)football outside just now
- 3公园的路边插了一排彩旗，在每相邻两面黄旗之间都有一面红旗和两面绿旗．第34面旗是什么颜色的？
- 4已知三角形ABC全等与三角形DEF,且DE=3cm,AB=4cm,CA=6cm,求三角形DEF的周长
- 5汉字的字形演变顺序（过程 ）
- 6When I hurriedly got to the airport the lady at the window told me that there wer no( )left on that
- 7The man who is talking with my teacher is Tom's father.翻译
- 8一题选择题She said she ______me five letters in one month.
- 9一段方钢长8厘米,横截面是一个边长为6厘米的正方形,这段方钢的体积是多少立方厘米?
- 10一根8米长的铁丝,用去4分之3后,还剩下几米?