3Tvwo Ch8/Ch10 PRACTICE TEST(Workbook 3B)

First ....
Math B pupils are offered a few tricky M.C. questions about some of the Practice Test Ch10 - tasks, by me!
Math A pupils:
You may start doing Practice Test Ch8 already (today no more slides for you)
after watching the JOKE on the next slide!

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Slide 1: Diapositive
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First ....
Math B pupils are offered a few tricky M.C. questions about some of the Practice Test Ch10 - tasks, by me!
Math A pupils:
You may start doing Practice Test Ch8 already (today no more slides for you)
after watching the JOKE on the next slide!

Slide 1 - Diapositive

Slide 2 - Diapositive

Today: WORKBOOK 3B: PRACTICE TEST
CH 8 or CH 10
You need:
+ WORKBOOK 3B !     
+ Notebook
+ Textbook 3B for background information!
+ pen, pencil, ruler and Math B: a pair of Compasses too
+ Math A: for you your Calculator will be indispensable.

Slide 3 - Diapositive

Question 1:
What special line do you need?


 
A. Median                     B. Perpendicular bisector
C. Angle bisector      D. Altitude 
Key in your answer in the next slide!

Slide 4 - Diapositive

Answer 1:
The special you need is:
A. Median B. Perpendicular bisector
C. Angle bisector D. Altitude

A
Median
B
Perpendicular bisector
C
Angle bisector
D
Altitude

Slide 5 - Quiz

Explanation question 1:
 2 arcs, drawn
by a pair of Compasses, 
from Medemblik and Den Oever, 
are needed too, of course!
For this: see next slide!

Slide 6 - Diapositive

Slide 7 - Diapositive

Question 2:
What special line do you need?
What special lines do you need,
to construct the orthocentre?
A. Perpendicular bisectors    B. Altitudes
C. Angle bisectors                      D. Medians

Fill in in the next slide!

Slide 8 - Diapositive

Question 2:
What special lines do you need?
A. PB B. A
C. AB D. M
A
Perpendicular bisectors
B
Altitudes
C
Angle bisectors
D
Medians

Slide 9 - Quiz

Explanation answer 2:

Slide 10 - Diapositive

Slide 11 - Diapositive

Question 3: 
What special lines do you need now?
First read carefully the text 'in white'!



A. Altitudes                    B. Medians
C. Angle bisectors      D. Perpendicular bisectors

Slide 12 - Diapositive

Question 3:
What special lines do you need?
A
Altitudes
B
Medians
C
Angle bisectors
D
Perpendicular bisectors

Slide 13 - Quiz

Explanation answer 3
in next slide!
The picture shown in the next slide
is taken from another exercise.
Watch the purple coloured area, made by the angle bisectors.
(Won't give the right answer away, yet!)

Slide 14 - Diapositive

Slide 15 - Diapositive

Homework time
+ Thanks for 
a. your attention and
b. participation!
+ Good luck doing the Summary.

Slide 16 - Diapositive