平行四边形ABCD中,ab=4倍根号2,角B=45度,BC=10,则四边形ABCD的面积是过点a作bc的垂线于点p因为角b等于45即高为4所以面积为4*10=40所以三角形abp为等腰直角三角形故ap等于bp等于4(这步什么意思?)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/30 23:41:47
![平行四边形ABCD中,ab=4倍根号2,角B=45度,BC=10,则四边形ABCD的面积是过点a作bc的垂线于点p因为角b等于45即高为4所以面积为4*10=40所以三角形abp为等腰直角三角形故ap等于bp等于4(这步什么意思?)](/uploads/image/z/3927249-9-9.jpg?t=%E5%B9%B3%E8%A1%8C%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E4%B8%AD%2Cab%3D4%E5%80%8D%E6%A0%B9%E5%8F%B72%2C%E8%A7%92B%3D45%E5%BA%A6%2CBC%3D10%2C%E5%88%99%E5%9B%9B%E8%BE%B9%E5%BD%A2ABCD%E7%9A%84%E9%9D%A2%E7%A7%AF%E6%98%AF%E8%BF%87%E7%82%B9a%E4%BD%9Cbc%E7%9A%84%E5%9E%82%E7%BA%BF%E4%BA%8E%E7%82%B9p%E5%9B%A0%E4%B8%BA%E8%A7%92b%E7%AD%89%E4%BA%8E45%E5%8D%B3%E9%AB%98%E4%B8%BA4%E6%89%80%E4%BB%A5%E9%9D%A2%E7%A7%AF%E4%B8%BA4%2A10%3D40%E6%89%80%E4%BB%A5%E4%B8%89%E8%A7%92%E5%BD%A2abp%E4%B8%BA%E7%AD%89%E8%85%B0%E7%9B%B4%E8%A7%92%E4%B8%89%E8%A7%92%E5%BD%A2%E6%95%85ap%E7%AD%89%E4%BA%8Ebp%E7%AD%89%E4%BA%8E4%28%E8%BF%99%E6%AD%A5%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3F%29)
xTnP~~:B!%Ѥei4 6T@Q&`(0HM-xϽu&&{ιiY?uKΰTTEzmڨ|IgD͢ч(i&FW;X6ZYϭ3/o+u]?:{3zN
YMg8r)jˏpnAwmZw2)1H/