tuesday sept 3, 2013washburn.mpls.k12.mn.us/uploads/tues_geom_sept_3_slides_from_class.pdf · a...
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Iwillbeafterschoolformake-uponMon,ThursQUIZFridayonCh12-LT12A,LT12B,andWordProbs
Takeoutyournotebookfortoday'swarm-up!TuesdaySept3,2013
HW#2p42isdueWed
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Warm-up
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Warm-up9/3/131.
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
1.
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
2.
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
3. Fromthepicture,nameamodelforcollinearpoints,alinesegment,aplane
Collinearpoints
linesegment
plane
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Homework
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Homework#2page42/prob7-20,30-35
ABCDE
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Lesson
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
A square is a rectangle with 4 congruent sides A rectangle is a quadrilateral with 4 right angles A quadrilateral is a polygon with 4 sides. A polygon is a closed figure in a plane, formed by connecting line segments endpoint to endpoint with each segment intersecting exactly two others.
What is a square ?
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Atyourtables,decideanswerthefollowing:
1.Whatexactlyisa"Widget"?Writeadefinition.
2.Whichfiguresare"widgets"inthethirdpicture?Explain.
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Whichoneinthegroupontheright,isamemberofthegroupontheleft??
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Awidgetisashapewithone"claw"andone"eye",thatiscoloredontheinside.
closedplanefigure
anddoesn'thaveshapesinside
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Awidgetisashapewithone"hand"andone"eye",
thatiscoloredontheinside.
closedplanefigure
anddoesn'thaveshapesinside
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
AdefinitionTellsyouwhatkindofthingitis
andhowitisdifferentfromotherthings.
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Animalsthatliveintheoceanarecalledfish.
counterexample
coldbloodedfinsgillsaquaticvertebrates
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Birdsareanimalsthatfly
counterexample
warm-bloodedegg-layingfeatheredvertebratesforelimbsmodifiedtoformwings
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
TrueorFalse:
Inorderforanumbertobeaprimenumberitmustbeanoddnumber.
counterexampleRichard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
TrueorFalse:
Anacuteangleisananglewhosemeasureislessthan900
counterexample
zero is less than900 but it is not acute
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
TrueorFalse:
Iftwolinesneverintersecteachotherthenthelinesareparallellines.
counterexampleRichard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Whatmakesagooddefinition ?
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Classify
Differentiate
Test
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21
Richard Sudo Tuesday, September 3, 2013 3:12:51 PM CT 00:19:e3:4a:d2:21