1. 1. Who Am I? My total angle measure is 360˚.
All of my sides are different lengths.
I have no right angles.

2. 2. Who Am I? I have no right angles My total angle measure is not 360˚
I have fewer than 3 congruent sides.

3. 3. Who Am I? My total angle measure is 360˚ or less.
I have at least one right angle.
I have more than one pair of congruent sides.

4. 4. Who Am I? I have at least one pair of parallel sides.
My total angle measure is 360˚.
No side is perpendicular to any other side.

5. 5. Give the angle measures in each.b. c. d. e. f.

6. Diagonals
Joining two nonadjacent vertices of a polygon

7. 6. Which shapes will the diagonals always be perpendicular?
Type of Quadrilateral
Are diagonals perpendicular?
Trapezoid
Parallelogram
Rhombus
Rectangle
Square
Kite
Write: always sometimes or never.

8. Question # 7
If the measure of angle D = 75°, what is the measure of <B, <C and <A? A D C B

9. 8. Prove that this tessellates.2 1 3 4 9 8 5 7 6

10. Sum of the angles of a polygon
# sides
Total degrees
Triangle 3
Quadrilateral 4
Pentagon 5
Hexagon 6
Heptagon 7
Octagon 8
Nonagon 9
Decagon 10
Undecagon 11
Dodecagon 12
Triskaidecagon 13
Nth N
9. What patterns do you see?

11. 10. The sum of which 3 angles will equal 180˚?2 3 1 4 8 9 10 5 11 12 7 6