网页 图片 视频 学术 词典 地图 更多 circumcentre of a triangle 美 英 un.三角形的外接圆心英汉 un. 1. 三角形的外接圆心© 2025 Microsoft 隐私声明和 Cookie 法律声明 广告 帮助 反馈
inscribed circle of a triangle三角形的内切圆 excess of a triangle三角角盈 isosceles triangle等腰三角形 相似单词 circumcentren. [数]外心 trianglen. 1. 三角形,三角形物体 2. 三角铁 3. 三角关系 Triangle三角星座 iron triangle铁三角架 pseudo triangle伪三角形 ...
triangle 三角形【。画沙;TPeyro几研HK],Euclid平面上的 三个点(顶点)和以这三个点为端点的三条直线段(边).有时把三角形定义为平面上由三角形的边围成的凸区域(实心三角形(solid创ang】e)). 在一些不同于Euclid平面的流形中也能引入三角形的概念.三角形通常定义为三个点和以这三个点为端点的三条测地线...
Find the sum of coordinates of the orthocentre of the triangle whose sides arex=3,y=4and3x+4y=6. View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium ...
1【题目】△OPQ is an obtuse-angled triangle. Denote the in-centre and the circumcentre of △OPQ byI and J respectively. It is given that P, I and J are collinear.△OPQ为一钝角三角形.将△OPQ的内心及外心分别记为I及J.已知P、I与J共线1Prove that OP=PQ.证明OP=PQ.2)A rectangular coo...
In a triangle ABC , the line joining the circumcentre and incentre is parallel to BC, then Cos B + Cos C is equal to: Video Solution Text Solution Verified by Experts Letris the radius of the incircle andRis the radius of circumcentre....
Find the circumcentre of the triangle whose vertices are ( 2 3) ( 1 0) (7 6) - Given:Given vertices of the triangle are $(-2, -3), (-1, 0), (7, -6)$.To do:We have to find the circumcentre of the given triangle.Solution:Let $ABC$ be a triangle whose vert
circumcentre of a triangle 三角形的外心相关短语 equilateral roof (其跨度和椽子形成一等边三角形) 等角屋顶 tilt head (三角架上的) 倾斜头 topset bed (三角洲的) 顶积层 Malgaigne fossa (颈动脉上三角) 马耳盖尼氏窝 gang operated(双联,三联) 同轴操作 intermediate axle (三轴汽车的) 中间轴 interlock...
is an obtuse-angled triangle. Denote the in-centre and the circumcentre of △OPQ by I and J respectively. It is given that P, I and J are collinear. △OPQ为一钝角三角形.将△OPQ的内心及外心分别记为I及J.已知P、I与J共线. (1) Prove that OP=PQ. 证明OP=PQ. (2) A rectangular coo...
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