Properties of Quadrilaterals September 20,2010. Objectives SWBAT: –Define the different types of quadrilaterals. –Identify the properties of quadrilaterals.

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Presentation transcript:

Properties of Quadrilaterals September 20,2010

Objectives SWBAT: –Define the different types of quadrilaterals. –Identify the properties of quadrilaterals and the relationships among the properties.

ACTIVITY 1.Students are to work in their groups to complete the table. 2.Will discuss and illustrate each of the quadrilaterals.

ParallelogramRectangleRhombusSquareKiteTrapezoid A B C D E F H I J K L M Properties of Quadrilaterals

Rectangles Rhombus Square Parallelogram Kite Trapezoid QUADRILATERIALS

VERTICAL ANGLES Definition: Vertical Angles are formed by two line segments. They opposite each other and only share a common point. Theorem: Vertical Angles are Congruent. Vertical Angle

EXAMPLES In the given Rhombus PQRS, PQ=5, PR=6, and S P Q R T FIND: 1.QR 2.RS 3.PT KM = x + 4, LN = 3x. Find x and then the length of each diagonal

PRACTICE Worksheet 3.2 EXIT QUESTION Given Parallelogram ABCD, EC = 1, DC= 3, Find 1.AB2. AE 3.4. AB CD E

HOMEWORK Page 152 (9-41 all)