Sat2数学two identical spheres of radius 6 intersect so that the distance between their centre原题Two identical spheres of radius 6 intersect so that the distance between their center is 10.The points of intersection of the two spheres form a circ

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 09:31:30
Sat2数学two identical spheres of radius 6 intersect so that the distance between their centre原题Two identical spheres of radius 6 intersect so that the distance between their center is 10.The points of intersection of the two spheres form a circ
xkPإK)>,c"ntubhõҁmŘ'OޛOⓂCn8{{~u 5޽dIS'n&$oUw`ㆄ! ܰB<ԝ \ qCF%z><^hB @]TV89%_GCms?|D!&(d&~,U'lo=Ϟ4f%'rƏ/-khg kCqvk)"Ƣyf@I`k5Y̠Ȟ=#{͒-+ZFQ4>a}ACGv)ڨ(ǬfGl?Kmݤħcx§#wP.]1D$س8?W/>TY|˭~&f5Bkڭ]uq~m^Y{T UX,)%]Y740

Sat2数学two identical spheres of radius 6 intersect so that the distance between their centre原题Two identical spheres of radius 6 intersect so that the distance between their center is 10.The points of intersection of the two spheres form a circ
Sat2数学two identical spheres of radius 6 intersect so that the distance between their centre
原题Two identical spheres of radius 6 intersect so that the distance between their center is 10.The points of intersection of the two spheres form a circle.What is the area of this circle?

Sat2数学two identical spheres of radius 6 intersect so that the distance between their centre原题Two identical spheres of radius 6 intersect so that the distance between their center is 10.The points of intersection of the two spheres form a circ
如果我英文理解没错,这就是个初中求圆面积题.
两球圆心连线上是4 2 4的分段.
求的是半径6的圆,半径上距离圆心5的点上引垂直线,与圆相交后得出的线段长,此长度正是所求圆形面积的圆形直径.
口算结果11π

6^2=r^2+{6-[10-(10-6)x2]/2}^2
r^2=11 S=3.14x11=34.54

口算结果11π