iCoachMath
STEM Excellence Series: Empowering the Next Generation
FACE
FaceVideo Examples: Face centered cubic fcc
Definition Of Face
A Face is a flat surface of a three-dimensional figure.
More About Face
The surface on the sides of a solid is called a lateral face or lateral surface.
Video Examples: Face centered cubic fcc
Example of Face
The figure below shows two of the six faces of a cube
Solved Example on Face
Ques: _______ has six rectangular Factors.
Choices:
A. a pyramid
B. a sphere
C. a cone
D. a rectangular prism
Correct Answer: D
Solution:
Step 1: A rectangular prism has six rectangular Factors.
Quick Summary
- Faces are flat surfaces.
- Lateral faces are on the sides of a solid.
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🍎 Teacher Insights
Use physical models to help students visualize faces. Start with simple shapes like cubes and rectangular prisms before moving to more complex shapes.🎓 Prerequisites
- Basic shapes (square, rectangle, triangle)
- Understanding of 2D vs 3D
Check Your Knowledge
Q1: A cube has how many faces?
Q2: Which of these shapes does NOT have any faces?
Frequently Asked Questions
Q: What is a lateral face?
A: A lateral face is a face on the side of a 3D shape. Think of the sides of a prism or pyramid.
Q: Does a sphere have a face?
A: No, a sphere does not have any faces. It has a curved surface.