1. CP Geometry Mr. Gallo

2. What is a Trapezoid Trapezoid Isosceles Trapezoid leg Base Base Angles leg Base Angles If a quadrilateral is a trapezoid, _________________ _______________________. one pair of parallel sides then it has exactly Base The legs in an isosceles trapezoid are congruent.

3. Theorem 6-19 If a quadrilateral is an isosceles trapezoid, _______________________________________. then each pair of base angles is congruent Then the following angles are congruent: Complete Got It? #1 p. 390

5. Theorem 6-20 If a quadrilateral is an isosceles trapezoid, ______________________________. then its diagonals are congruent The diagonals of isosceles trapezoid ABCD are: ____ & ____

6. Theorem 6-21 If a quadrilateral is a trapezoid then: 1). _____________________________________ 2). _____________________________________ _____________________________________ the length of the midsegment is half the midsegment is parallel to the bases the sum of the lengths of the bases

8. What is a Kite If a quadrilateral is a kite, _____________________ ____________________________________________ ________________. consecutive sides congruent and no opposite then it has two pairs of sides congruent Another example of a kite

9. Theorem 6-20 If a quadrilateral is a kite, __________________________________. then its diagonals are perpendicular The diagonals of kite ABCD are: ____ & ____

10. Properties of Kites

11. Homework: p.394 #7-23 odd, 28-36 even