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# 09 22-11 wk4-4 quadrilaterals

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quadrilateral introduction

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### 09 22-11 wk4-4 quadrilaterals

1. 1. 9/22/11 - Thursday<br />EQ: How do I identify and describe quadrilaterals?<br />I can identify quadrilaterals based on attributes.<br />
2. 2. Quick Review<br />What triangle has:<br />3 sides or angles the same?<br />Equilateral<br />
3. 3. Quick Review<br />What triangle has:<br />0 sides or angles the same?<br />Scalene<br />
4. 4. Quick Review<br />What triangle has:<br />2 sides or angles the same?<br />Isosceles<br />
5. 5. Review - angles:<br />What angle is:<br />Greater than 90o ?<br />Obtuse<br />
6. 6. Review - angles:<br />What angle is:<br />Exactly 90o ?<br />Right<br />
7. 7. Review - angles:<br />What angle is:<br />Less than 90o ?<br />Acute<br />
8. 8. Review - angles:<br />What angle is:<br />Exactly 180o ?<br />Straight<br />
9. 9. Quadrilateral:<br />4 sided polygon<br />
10. 10. Quadrilateral:<br />Parallelogram<br />2 sets of parallel sides<br />Congruent opposite angles<br />
11. 11. Quadrilateral:<br />Rectangle<br />2 sets of parallel sides<br />4 right angles<br />
12. 12. Quadrilateral:<br />Rhombus<br />4 congruent sides<br />Congruent opposite angles<br />
13. 13. Quadrilateral:<br />Square<br />4 congruent sides<br />4 right angles<br />
14. 14. Quadrilateral:<br />Trapezoid<br />Exactly one set of parallel sides<br />
15. 15. Quadrilateral:<br />Trapezoid<br />Exactly one set of parallel sides<br />
16. 16. Quadrilateral:<br />Kite<br />2 sets of adjacent congruent sides<br />
17. 17. EQ: How do I identify and describe quadrilaterals?<br />I can identify quadrilaterals based on attributes.<br />
18. 18. Quadrilaterals:<br />4 sided polygon<br />Buckle Down Page 86<br />Copy chart with names, drawings, descriptions<br />