Triangles And 3-dimensional Figures

10 Questions | By Chamilton | Last updated: Mar 20, 2022 | Total Attempts: 41

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A quiz to test knowledge of 3-dimensional figures and to identify different types of triangles. A quiz for 7th grade mathematics.

Questions and Answers

1.

1. A polyhedron whose base is a polygon and whose faces are triangles that have a common vertex is a
- A.
  
  Cylinder
- B.
  
  Sphere
- C.
  
  Cone
- D.
  
  Pyramid
2.

A simple closed surface that is bounded by two congruent circles that lie in parallel planes form a
- A.
  
  Cylinder
- B.
  
  Cone
- C.
  
  Pyramid
- D.
  
  Prism
3.

A simple closed surface whose base is a simple closed surface and whose lateral surface slopes up to a vertex is a(n)
- A.
  
  Obtuse triangle
- B.
  
  Cone
- C.
  
  Cylinder
- D.
  
  Sphere
4.

All polyhedra that have two parallel bases that are congruent polygons are called
- A.
  
  Apexes
- B.
  
  Acute triangles
- C.
  
  Prisms
- D.
  
  Cones
5.

The point formed when the lateral surface of a cone creates a vertex is also known as the apex.
- A.
  
  True
- B.
  
  False
6.

A triangle that contains an angle greater than 90 degrees is a(n)
7.

A triangle that contains 3 angles that are each less than 90 degrees is a(n)
8.

A triangle that contains 1 right angle (90 degree angle) is a(n)
9.

A triangle in which all 3 sides have different lengths (no 2 sides have the same length) is a(n)
10.

If a triangle's sides are all the same length, it is known as a(n)