POLYGONS AND QUADRILATERALS

Trapezoids and Kites (6.6/6.7)

6. 6 Trapezoids

Essential Question: How is a trapezoid different from a parallelogram?

Quadrilateral with 1 pair of || sides

trapezoid with congruent legs

base angles

Segment connecting the midpoints of the non-parallel sides of a trapezoid

the midsegment is half of the sum of the 2 bases of the trapezoid

No b/cBase angles are not

congruent

65 65

115180 – 11565

22612x 2

38 19

23524

x

3548 x13x

28215520 )()(

xx

)()( 8215540 xx

23740 xx763

x9

5 minTechnology Break

6. 7 Kites

Essential Question: How do you know a quadrilateral is a kite?

Quadrilateral with 2 pairs of congruent adjacent sides

vertexangles

non vertexangles

By yourself:Take a minute and

read the 3 facts about kites.

With your table partner:

What quadrilateral is a kite similar to?

What similarities and differences with it does a kite have?

360 – 130 – 60=170170/2=85

360 – 94 – 94 – 90=

82

x x

94

222 cba 222 125 c214425 c2169 cc13222 65 c

261 cc 81761 .

Tomorrow’s quiz…

Big ideas… Will have a review sheet

tomorrow in beginning of class Will get a notecard Second half of class is the quiz

Homework

6.6 evens 6.7 odds