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Week 22 Angle Facts
tony.gilland
Created on March 2, 2021
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Transcript
angle facts
1. To use angle facts for Straight-Lines, Polygons and Parallel Lines2. To calculate percentage change
While you wait
Extension
Complete the sentences with the missing words. Check your spellings!!
How many angles can you calculate on the diagram below from the information provided?
Lesson Progress
Remember to have paper to write on, and a pen to write with!
Basic Angles
Calculate angle 'a' for each diagram.
Lesson Progress
Basic Angles
Lesson Progress
Angles and Parallel Lines
When are lines parallel?
What do we know about lines that are parallel?
What in the diagram tells us there are parallel lines?
Lesson Progress
Alternate angles
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Corresponding angles
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Co-interior angles
Extension
Explain why this must be true.Explain why a does not equal b.
Lesson Progress
Lesson Progress
Lesson Progress
Lesson Progress
Time to try some questions yourself on Century
Activity 3
Century
Percentage increase and decrease (MF10.01 to MF10.03)
If you finish all the tasks, or your knowledge check suggests you are already very confident, always move onto another nugget. You could either pick your own or go by the path calculated from Century's AI.
Linked Tasks:
- Ordering Fractions, Decimals and Percentages 1 [MF8.14]
- Fractions of Amounts: Non-Calculator [MF4.29]
- Finding Percentages of Amounts 1 [MF7.08]
- Percentage Increase [MF10.01]
- Percentage Decrease [MF10.02]
Lesson Progress
Lesson Progress