A shape with 3 sides is called a what?
A triangle
What is the name of an angle that is less than 90 degrees?
Acute Angle
What 3D shape looks like dice?
A cube
What is a line of symmetry?
An invisible line that shows where you can fold a shape so that it is the same on both sides.
A shape with 4 sides is called a what?
Quadrilateral
What is the name of an angle that is greater than 90 degrees?
An obtuse angle
What 3D shape has no sides, no vertices, and no edges?
A sphere
What tool can you use to find lines of symmetry?
Mirra
What does "Polygon" mean?
A Polygon is a closed in shape
What type of angle is exactly 90 degrees?
A right angle
A rectangular based pyramid
How many lines of symmetry are in an equilateral triangle?
3
I have 4 right angels, and 4 sets of parallel lines. Two of my sides are short and the other 2 are long. What am I?
A Rectangle
How many angles are inside of a triangle?
3
What is the difference between a prism and a pyramid?
A prism connects two faces with rectangular faces. A pyramid has one base, triangular faces and a point.
How many lines of symmetry in this?
Zero
I have 3 acute angles and no parallel sides. All my sides are equal. What am I?
An equilateral triangle
How many angles are inside of an octagon?
8
What is the difference between 2D and 3D shapes?
2D shapes are flat, 3D shapes can be held and stand on their own.
How many lines of symmetry are in this shape?
There are 4 lines of symmetry