Sunday, 22 July 2012

Level Test 3 revision

Hi everyone,

here is the revision notes as mentioned. Apologies for not uploading the video as I have some problems recording.


Please download and study. These are meant to support your revision and not to replace your notes and worksheets. You should still revise from the materials given in class.


Download here:

Angle Properties revision
Level Test 3 revision notes

Thursday, 12 July 2012

Similar Triangles Lesson 2

Task 1:

Download the template:
https://docs.google.com/a/sst.edu.sg/file/d/0B33vgDo55F4MQXBCSzVZNTVfVDA/edit
Open it using GeoGebra, construct a triangle with the following measurements:
Member 1: AB = 5 units, BC = 12 units and AC = 13 units.
Member 2: AB = 10 units, BC = 24 units and AC = 26 units.
Member 3: AB = 2.5 units, BC = 6 units and AC = 6.5 units.
Ensure all lengths are shown in your diagram.

Go to the link below and post a screen shot of your triangle. Post your stickies together as a group (i.e. 3 stickies next to each other)

http://linoit.com/users/thomasyeo_sst/canvases/S2-03%20Similar%20Triangles%20Lesson%202

Task 2:

Discuss the following question with your group:
"Are all the triangles in your group similar to each other? Why?"

Post your group's opinions as a sticky next to your group's triangles.

Wednesday, 11 July 2012

Similar Triangles Lesson 1

Task 1:
Download the template:
https://docs.google.com/a/sst.edu.sg/file/d/0B33vgDo55F4Mby0wcXlEaVFZdUk/edit
Using GeoGebra, construct a triangle with angle ABC = 50 deg. and angle BAC = 60 deg. The size should be different from your friends' triangles. Ensure all angles are shown in your diagram.

Go to the link below and post a screen shot of your triangle. Post your stickies together as a group (i.e. 3 stickies next to each other)

http://linoit.com/users/thomasyeo_sst/canvases/S2-03%20Similar%20Triangles%20Lesson%201


Task 2:


Post a sticky next to your triangle and answer the following question:
"Are all the triangles in your group similar to each other? Why?"

Task 3:


Discuss your observations and conclusions from Task 2. Do you agree with each other?
Note your discussion points as a group for presentation afterwards.