网络三角形内切圆;三角形的内切圆
inscribed circle of a triangle 三角形的内切圆 inscribed in a circle 圆内接 escribed circle of a triangle 三角形的旁切圆 inscribed circle 内接圆,内切圆 inscribed triangle 内接三角形 in a circle 在原地打转转,毫无进展,停滞不前(有目的地)以圆周方式运行 altitude of a triangle 三角形的...
inscribed circle 内接圆,内切圆 inscribed circle of a triangle 三角形的内切圆 inscribed in a circle 圆内接 inscribed quadrilateral 内接四边形 inscribed polyhedron 内接多面体 inscribed angle 内接角 inscribed prism 内接棱柱 inscribed square 内接四边形 inscribed triangle 内接三角形 inscribed fi...
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解析 C。“A circle is inscribed in a triangle.”表示“一个圆内切于一个三角形”,那么反过来就是“A triangle is circumscribed about a circle.”(一个三角形外接于一个圆)。选项 A 表述错误;选项 B 是“一个圆外接于一个三角形”;选项 D“tangent”表示“相切的”。
百度试题 结果1 题目The circle inscribed in a triangle has a radius of 3 cm. Express the are a of the triangle using a, b, c. 相关知识点: 试题来源: 解析 r=3cmr=2S/(a+b+c)S=1.5(a+b+c) 反馈 收藏
1. A new method for detecting circles with the characteristic of right triangle inscribed in a circle is proposed. 提出一种基于圆内接直角三角形的圆检测方法。2) circucicle of triangle 圆内接三角形 例句>> 3) inscribed triangle within the ellipse 椭圆内接三角形 1. In this paper,by the ...
In triangle PQR, PQ = 24 cm, QR = 7 cm and∠PQR=90∘. Find the radius of the inscribed circle. View Solution Construct a triangle PQR given that PQ = 5 cm, QR = 4 cm and PR = 3 cm . Measure∠PRQand name the triangle. ...
awrong number,says a familiar voice 错误号码,认为熟悉的声音[translate] a1. A circle of radius 4 units is inscribed in a triangle. A point of tangency of the circle with a side of the triangle divides the side into lengths of 6 and 8 units. What are the lengths of the remaining two...
In Figure, is a triangle, , , . The circle in the figure is the inscribed circle of , and is the in-centre of the triangle. If the inscribed circle intersects at , find the length of . (Express your answer in the form of , where , and are all integers.) 图中,为三角形,、、,...