parallel lines never touch make 90° angles (paper can fit in the corner)
TRANSCRIPT
parallel linesnever touch
• Make 90° angles (paper can fit in the corner)
• Intersect at any angle
• Use an angle checker
• Smaller than a right angle
• Larger than a right angle
• How many sides and how many vertices?
• How many sides and vertices?
• How many sides and how many vertices?
• How many sides and how many vertices?
• How many sides and how many vertices?
• May have faces (polygons) or bases (circles)• Have edges, where 2 faces meet• Have vertices, where 3 or more edges meet
This is a cube.
How many faces?
How many vertices?
How many edges?
How many faces?
How many vertices?
How many edges?
This is a rectangular prism.
How many faces?
How many vertices?
How many edges?
This is a pentagonal prism.
How many faces?
How many vertices?
How many edges?
This is a hexagonal prism.
This is a square pyramid.
How many faces?
How many vertices?
How many edges?
How many faces?
How many vertices?
How many edges?
This is a pentagonal pyramid.
How many faces?
How many vertices?
How many edges?
This is a triangular pyramid.
How many faces?
How many vertices?
How many edges?
This is a sphere.
How many bases?
How many vertices?
How many edges?
This is a cone.
This is a cylinder.
How many bases?
How many vertices?
How many edges?