A pyramid has 27 faces, how many vertice(s) does this pyramid have?有一个锥体有27个面,问这个锥体有多
and a pyramid has four. While the individual surfaces on cubes and pyramids are easy to count because they are flat, faces are not always flat surfaces. They can also be curved, like the third face on a cylinder. Similarly, a cone has two faces...
假如一个立体四角锥有4个顶点和4个面,该四角锥有多少条边 [*] 解答这道题的关键是对solid pyramid的理解。根据题中对solidpyramid的描述可知,所谓solid pyramid就是立体几何中常见的四面体.如下图所示。四面体有四个面,四个顶点,六条边。 [*] 注:Solid n.固体,立体(几何);Pyramid n.锥体(四角锥);Vertic...
A pyramid has a square base with side of length 1 and has lateral faces that are equilateral triangles. A cube is placed within the pyramid so that one face is on the base of the pyramid and its opposite face has all its edges on the lateral faces of the pyramid. What is the volume...
16 The diagram shows a pyramid.(a) Write down the number of(i) faces,(ii) edges,(iii)vertices.(3)The base of the pyramid is a square.(b)In the space below, draw a sketch of a net for this pyramid. 相关知识点: 试题来源: 解析 (a)(i) 5 (ii) 8 (ii) 5 (b) correct ...
A pyramid has four triangu1ar faces and a square base. All the edges of the pyramid are the same 1ength, s cm. Show that the total surface area of the pyramid is (√3+1)s^2 cm2. 相关知识点: 试题来源: 解析 Area of triang1e =12* s * s* sin60^( ° )=(√3)4 s^2...
How many angles does a rectangular-based pyramid have? What platonic solid has eight faces that are equilateral triangles? What shape is not equiangular? Which Polyhedron has more faces than an octahedron but fewer than an icosahedron? What is the difference between a triangular prism and a trian...
百度试题 结果1 题目5 Diagram 5 shows a pyramid.图5是一个角锥体。4.Diagram 5图5State the number of flat faces of the pyramid.写出角锥体共有多少个平面。 相关知识点: 试题来源: 解析 5个 反馈 收藏
1 and has lateral faces that are equilateral triangles. A cube is placed within the pyramid so that one face is on the base of the pyramid and its opposite face has all ts edges on the lateral faces of the pyramid. What is the volume of this cube?( ) ...
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