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TODAY IN GEOMETRY… STATs for Ch.4 Test Learning Target : 9.1-9.2 Given a pre-image, create an image by transformation by translation/slide or reflection Independent Practice AT: Ch.4 Test Corrections
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HOW DID YOU “SHAPE” UP?? Results for ALL of my Geometry classes: GRADE NUMBER OF STUDENTS WHO TOOK THE CH.4 TEST (50 pts.) 1 ST PERIOD2 ND PERIOD4 TH PERIOD6 TH PERIODTOTAL A251816 B765523 C655420 D423211 F686727 Avg35.3236.3333.8037.7135.79
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TRANSLATION/SLIDE: Moves every point of a figure the same distance in the same direction Translated/slide 7 units right Translated/slide 8 units down
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TRANSFORMATIONCOORDINATE RULEEXAMPLE Translation (shift)
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In Class Work #1: Pg. 576: 3-14, 31 20 minutes then you will turn it in then we are moving on to reflection.
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TRANSFORMATIONCOORDINATE RULEEXAMPLE Translation (shift)
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REFLECTION across the x-axis: Reflection across the x-axis so the x-axis is the mirror 5 5 The distances from the mirror to each point is equal!
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TRANSFORMATIONCOORDINATE RULEEXAMPLE Translation (shift)
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REFLECTION across the y-axis: Reflection across the y-axis so the y-axis is the mirror 3 3 The distances from the mirror to each point is equal!
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TRANSFORMATIONCOORDINATE RULEEXAMPLE Translation (shift)
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TRANSFORMATIONCOORDINATE RULEEXAMPLE Translation (shift)
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HOMEWORK #2: Pg. 593: 3-6, 8-10, 27-29 If finished, work on other assignments: HW #1: Pg. 576: 3-14, 31
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