Bellwork

1. Clickers Bellwork • What is the probability of choosing two different numbers at random from a list of all counting numbers less than 20 that will yield a odd product?

2. Chapter 8 Testtomorrow

3. Study Guide

4. Question #1 What is the sum of the interior angles in a decagon?

5. Question #2 What is the sum of the interior angles of a 40-gon

6. Question #3 What is the sum of the exterior angles of an octagon

7. Question #4 Find the measure of the missing angle 105 x 65 100 155 140

8. Question #5 Solve for x x-9 2x 65 100 x

9. Question #6 Find the measure of the missing angle 68 x 95 35 85 53

10. Question #7 What is the values of x? Axis of symmetry Vertex

11. Question #8 What is the value of x? Axis of symmetry Vertex

12. Question #9 What is the value of x? Axis of symmetry Vertex

13. Question #10 What is the value of x? Axis of symmetry Vertex

14. Question #11 What value of x, makes the quadrilateral a parallelogram? Axis of symmetry Vertex

15. Non-Clicker How can we show that this quadrilateral is a parallelogram Axis of symmetry Vertex

16. Non-Clicker If Quadrilateral ABCD has the points, A(-5,0), B(0,4), C(3,0), D(-2,-4), can we show that it is a parallelogram? Axis of symmetry Vertex

17. Question #12 For what value of x, does the trapezoid become isosceles 71o 3x-2

18. Question #13 Solve for the midsegment AB 19 A B 25

19. Question #14 Solve for x 2x-1 26.5 A B 2x+4

20. Question #15 What is the measure of the missing angles? A 120o 40o B 15

21. Question #11 What is the name of this object

22. Question #12 What is the name of this object?

23. Question #13 Which quadrilaterals have perpendicular bisectors? • Kites, Trapezoids, Rhombuses • Rhombuses, Rectangles, Squares • Kites, Rhombuses • Kites, Rhombuses, Squares

24. Question #14 Which quadrilaterals have congruent bisected diagonals? • Kites, Rectangles, Squares • Rhombuses, Rectangles, Squares • Rectangles, Rhombuses • Rectangles, Squares

25. Homework • Chapter 8 Review • 1-6, 8-28 even