Applying Pythagoras (t2a)

Quiz redo!


25 minutes

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Quiz redo!


25 minutes

Done/no quiz for you? 
- Start with exercises from ch.5 (see above)

Slide 1 - Diapositive

Slide 2 - Diapositive

Applying Pythagoras




February 17th, 2022
t2a
13:15
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Slide 3 - Diapositive

Schedule
  • Quiz redo!                                                                   30 min
  • Small review                                                                5 min
  • Unknown leg                                                             10 min
      Applying Pythagoras
  • Practice                                                                       25 min
  • Wrap-up                                                                         5 min

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Got It!
60% in 3F before...

Certificates!

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Today's
Intended Learning Outcomes


At the end of the lessons you can...
  • Calculate a leg in a right-angled triangle
  • Use and recognize Pythagoras's Theorem in contexts and situations
  • Draw sketches and auxiliary lines to calculate sides with Pythagoras's Theorem

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Remember:
Pythagoras ónly works in right-angled triangles

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                                                      -->

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AB = 6 and AC = 8.
Calculate BC.
A
BC=72
B
BC=9
C
BC=10
D
BC=11

Slide 9 - Quiz

Two of the following
statements are true.
Which ones?
A
AC2BC2=AB2
B
AB2AC2=BC2
C
BC2AB2=AC2
D
BC2AC2=AB2

Slide 10 - Quiz

Calculating a leg
                                                      'Neat' way                                  Quicker way

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Let's make it a bit harder...

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Try to explain how you would
solve the exercise on the right.
timer
2:00

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Draw an auxiliary line!

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What is the height of the house?

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Draw auxiliary lines!
...and find right-angled triangles

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Practice
+ work on whiteboards / screen

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The Statistics Project
Part A: setting up
- Making groups
- Research question
- Sub questions
- Survey questions

Part A: approval TOMORROW

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Groups

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Document in Teams

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