Angles, Angles, Angles
Put on your 3D glasses!
What's that shape?!
Sliiiide to the right!
Don't whine! It's just a line!
100
What kind of angle is formed with a capital letter L?
A right angle.
100
What 3D object has no sides and no vertices?
A sphere!
100
What do we call a polygon that has 4 sides?
A quadrilateral.
100
What happened to this shape?
Rotated to the right 90 degrees.
100
What are parallel lines?
Lines that are in the same plane, that go on forever, but never intersect or touch!
200
Tell me the differnce between a right angle, obtuse angle, and an acute angle. Hint: What are the measurements like?
right angle is 90 degrees. obtuse angles are larger than 90 degrees. acture angles are smaller than 90 degrees.
200
What 3D object has one circular base and one vertex?
A cone!
200
What do we call a polygon whose sides are all equal in length?
A REGULAR POLYGON.
200
What happened to this object?
Reflection
200
I am part of a line that goes on infinitely in only one direction. What am I?
A ray.
300
What kind of angles are shown? (look at picture)
Acute angles (less than 90 degrees)
300
What 3D object has two triangular faces and three rectangular faces?
A triangular prism.
300
What do we call these shapes?
Hexagons
300
What happened to this object?
translation
300
What kind of lines are these?
Perpendicular lines
400
How many of these triangles have right angles?
2 triangles!
400
When two faces of a 3D object meet, it is called a(n) _______.
Edge!
400
What do you call a six sided shape with sides that are all equal in length?
A regular hexagon.
400
What are the mathematical terms for the following words...
Reflection Rotation Translation
400
What do you call part of a line with two end points?
A line segment.
500
Give me two examples in the room that represent obtuse angles.
Obtuse angles are larger than 90 degrees.
500
What is any flat surface of a 3D object?
A face.
500
What do you call a 3 sided polygon?
A triangle.
500
Two things happend to this shape. What were they?
Rotation to the right. Then reflection down.
500
What kind of lines are these?
Intersecting lines.
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