week 2
26-29 October
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GEOMETRY
GEOMETRY
TUESDAY:
TUESDAY:
Kahoot Starter!
Pages 105 and 106
By the end of this lesson, I will:.
know what a right angle is and how to name an angle.
What's a right angle?
What's a right angle?
A right angle is a turn through a quarter of a circle.
It is a 90 degree angle.
Naming angles
Naming angles
We can name an angle using three letters:
The middle letter gives the point where the lines meet.
WEDNESDAY
WEDNESDAY
Kahoot Starter!
Pages 106 and 107
By the end of this lesson, I will:.
Know how to use a protractor and name three kinds of angles.
Measuring angles
Measuring angles
We measure angles in degrees. To do this, we use a protrator that has a scale in degrees around the outside.
Types of angles
Types of angles
THURSDAY
THURSDAY
Kahoot Starter!
Pages 107 and 108
By the end of this lesson, I will:.
Know how to figure out the measurement of angles on a straight line.
know what complementary and supplementary angles are.
Calculate angles in clocks and triangles.
Angles on a straight line
Angles on a straight line
Angles which form a straight line add to 180 degrees.
Angles in a triangle
Angles in a triangle
The angles in a triangle add up to 180 degrees!
Complementary and Supplementary angles
Complementary and Supplementary angles
Angles that add up to 90 degrees are complementary.
Angles that add up to 180 degrees are supplementary.
Angles in clocks
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