Congruence and Similarity
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Transcript of Congruence and Similarity
![Page 1: Congruence and Similarity](https://reader035.fdocuments.in/reader035/viewer/2022062517/56813216550346895d987274/html5/thumbnails/1.jpg)
Form 1 MathematicsChapter 11
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Lesson requirement Textbook 1B Workbook 1B Notebook
Before lessons start Desks in good order! No rubbish around! No toilets!
Keep your folder at home Prepare for Final Exam
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Result of Open Book Quiz Full mark: 40 and 10 bonus Highest: 47 Lowest: 17 Average: 30.0 (Highest!) Number of students between 10 – 19: 2 Number of students between 0 – 9: 0
Major Problems No tools for measuring angles! Calculate the angle and % wrongly Try to do bonus! Sometimes it might be
easy!
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Result of Open Book Quiz 9th place: LAU Chun On 8th place: CHEN Yi, David 7th place: FU Ling Yin, Larry 6th place: CHAN Tsz Long, Sam 5th place: WU SHAN Hao Yi 4th place: YUEN Tin Wai, Timmy 3rd place: LIN Long Chak, Vincent 2nd place: LAM Long Yin, Ken 1st place: LI Sai Kong
Congratulations!!!!!! Well done!!!!!!
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Result of Close Book Quiz Full mark: 40 and 10 bonus Highest: 49 Lowest: 19 Average: 33.0 (Better Highest!) Number of students between 10 – 19: 1 Number of students between 0 – 9: 0
Major Problems Put the “leaf” in order! Calculate the angle and % carelessly Write (Copy) the correct title of the
diagram
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Result of Close Book Quiz 8th place: LAW Cheuk Hang Ellis
TANG Yiu Cheung Harald 7th place: FU Ling Yin, Larry 6th place: CHEN Yi, David 5th place: LI Ming Chun, Edward 4th place: LAM Long Yin, Ken 3rd place: LI Sai Kong 2nd place: YUEN Tin Wai, Timmy 1st place: WU SHAN Hao Yi
All got 40 marks!!!Congratulations!!!!!! Well done!!!!!!
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Result of Close Book Quiz – greatest improvement
7th place: NG Ho Hei, NicholasTSUI Wing Chak, GabrielWU SHAN Hao Yi
4th place: CHAN Wa Pan, BenCHOI King Shing, WalkerTANG Yiu Cheung Harald
3rd place: CHOW Cheuk Man Champan 2nd place: LAW Cheuk Hang Ellis 1st place: KO Ka Chung Boston
Congratulations!!!!!! Well done!!!!!!
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Congruent figures (全等圖形 )
1. Figures having the same shape and size are called
congruent figures.
e.g. Figures X and Y below are congruent figures.
2. Two congruent figures can fit exactly on each other.
X Y
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Page 173 of Textbook 1B Class Practice
Pages 176 – 177 of Textbook 1B Questions 1 – 2
Page 73 of Workbook 1B Question 1
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Missing HW Detention
SHW (I) 8th May (Wednesday)
SHW (II) 14th May (Tuesday)
OBQ 15th May (Wednesday)
CBQ 20th May (Monday)
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Enjoy the world of Mathematics!
Ronald HUI