You are going to start this lesson with what are polyhedrons.
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Question 1
1.
We're moving along to 3D Solids! Drag the word on the left to match the picture on the right.
Draggable item
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Corresponding Item
arrow_right_alt
arrow_right_alt
arrow_right_alt
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Question 5
5.
Click and drag the "Rotate 1", Rotate 2" and "Height". Use the move tool to move around the shape. Describe below how many cross-sections you've see. Name the shapes you've created
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Question 6
6.
Describe the shape formed by the intersection of the plane and the solid.
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Question 7
7.
Describe the shape formed by the intersection of the plane and the solid.
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Question 8
8.
Describe the shape formed by the intersection of the plane and the solid.
Question 9
9.
What happens when you rotate a triangle around the y-axis?
Click the play button to see what happens
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We call this solid of revolution. This is a three-dimensional figure that is formed by rotating a two-dimensional shape around an axis. The line around which the shape is rotated is called the axis of revolution.
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Question 10
10.
What shape is create when you rotate a triangle
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Question 11
11.
What do you get when you rotate a square?
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Question 12
12.
What do you get when you rotate a semi-circle?
Cylinder
Rectangular Prism
Triangular Pyramid
Triangular Prism
Sphere
Cone
Question 2
2.
Tell whether the solid is a polyhedron. Name the polyhedron.
Question 3
3.
Tell whether the solid is a polhedron. Name the polyhedron
Question 4
4.
Tell whether the solid is a polhedron. Name the polyhedron
