Identify The Basic 3D Shapes: Quiz!
(209).jpg "Identify The Basic 3D Shapes: Quiz! - Quiz")
A 3D shape is represented by its edges, faces, and vertices, measured in 3 directions, known as three-dimensional shapes. The length, width, and height are the three measuring units ina 3D shape. Take this quiz to test your knowledge about different 3D shapes. All the best!
- 1.
What shape is a 3d circle?
- A.
Cube
- B.
Rectangle
- C.
Circle
- D.
Sphere
Correct Answer
D. SpHereExplanation
A 3D circle does not exist as a shape. A circle is a 2D shape, so it only has two dimensions - length and width. A sphere, on the other hand, is a 3D shape that has three dimensions - length, width, and height. Therefore, a sphere is the closest shape to a 3D circle because it is a round object in three dimensions.Rate this question:
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- 2.
What shape is the cross-section of the sphere?
- A.
Cone
- B.
Circle
- C.
Pyramid
Correct Answer
B. CircleExplanation
The cross-section of a sphere is always a circle. A sphere is a three-dimensional object with all points on its surface equidistant from its center. When a plane intersects a sphere, the resulting cross-section is a circle. This is because a circle is a two-dimensional shape with all points equidistant from its center, just like the surface of a sphere. Therefore, the correct answer is circle.Rate this question:
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- 3.
What kind of shape will you get with a cross-section parallel to the base?
- A.
Cylinder
- B.
Circle
- C.
Cube
Correct Answer
B. CircleExplanation
A cross-section parallel to the base of a cylinder will result in a circle. This is because a cylinder has a circular base, and any cross-section that is parallel to the base will have the same shape as the base, which is a circle.Rate this question:
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- 4.
Will the cross-section be congruent to the base of a cylinder.
- A.
No
- B.
Yes
Correct Answer
A. NoExplanation
The cross-section of a cylinder is a circle, while the base of a cylinder is also a circle. Since the question asks if the cross-section will be congruent to the base, and the answer is "no," it implies that the cross-section is not a circle and therefore not congruent to the base.Rate this question:
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- 5.
What is a description of a cone?
- A.
A figure with a circle top
- B.
A figure with a pointed top and a circled bottom
- C.
A figure with a square top
Correct Answer
B. A figure with a pointed top and a circled bottomExplanation
A cone is a three-dimensional geometric shape that has a pointed top and a circular base. The pointed top is called the apex, and the circular base is the bottom of the cone. The shape of a cone resembles that of an ice cream cone or a traffic cone.Rate this question:
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- 6.
A 3-D shape can also be called...
- A.
A flat shape
- B.
A solid shape
- C.
A polygon
- D.
A quadrilateral
Correct Answer
B. A solid shapeExplanation
A 3-D shape can also be called a solid shape because it has three dimensions - length, width, and height. Unlike flat shapes, which only have two dimensions, solid shapes have volume and take up space in three-dimensional space. Solid shapes can be seen and touched from different angles, and they have depth. Therefore, the term "solid shape" accurately describes a 3-D shape.Rate this question:
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- 7.
Vertices are also called...
- A.
Edges
- B.
Corners
- C.
Faces
- D.
Sides
Correct Answer
B. CornersExplanation
Vertices are points where two or more edges meet in a geometric shape. In two-dimensional shapes, such as polygons, vertices are commonly referred to as corners. Therefore, the correct answer is "Corners".Rate this question:
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- 8.
A solid object has six faces which are all squares. What is the name of this object?
- A.
Cube
- B.
Cuboid
- C.
Cylinder
- D.
Rectangle
Correct Answer
A. CubeExplanation
A cube is a solid object that has six faces, all of which are squares. Therefore, the correct answer is Cube.Rate this question:
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- 9.
Which 3-D shape has six rectangular faces?
- A.
Sphere
- B.
Cuboid
- C.
Cylinder
- D.
Square
Correct Answer
B. CuboidExplanation
A cuboid is a 3-D shape that has six rectangular faces. It is similar to a rectangular prism, with opposite faces being equal in size and shape. The rectangular faces of a cuboid make it different from other shapes like a sphere, cylinder, or square, which do not have six rectangular faces. Therefore, the correct answer is cuboid.Rate this question:
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- 10.
Most dice are the shape of which 3-D shape?
- A.
Cuboid
- B.
Cylinder
- C.
Cube
- D.
Square
Correct Answer
C. CubeExplanation
A cube is a three-dimensional shape with six equal square faces. Most dice are shaped like cubes, with each face having a different number of dots or pips. This shape allows for equal probability of landing on any face when rolled, making it ideal for games of chance.Rate this question:
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Current Version
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Mar 22, 2022Quiz Edited by
ProProfs Editorial Team -
Feb 28, 2008Quiz Created by
Bonyza6
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