1. 5-Min Check Find the perimeter and area of the shapes below. 1. 2. 3. 4 in 9 in 9.85 in 5 mm 12 mm 13 mm 5 cm 7 cm 10 cm 3.25 cm

2. Opener Find the perimeter and area of the shapes below. 1. 4 in 9 in 9.85 in perimeter area 26 in

3. Opener Find the perimeter and area of the shapes below. 2. 5 mm 12 mm 13 mm perimeter area 30mm

4. Opener Find the perimeter and area of the shapes below. 3. 5 cm 7 cm 10 cm 3.25 cm perimeter area 22cm

5. Think / Record / Report What is the difference between finding area for a rectangle and area for a triangle. THINKRECORD REPORT Key Vocab: base height Sentence Starter: "The difference between..."

6. APK A Triangle has an area of 16cm squared. The base is twice the height. Find the measure of the base and the height. Explain your reasoning. Be prepared to share out.

7. Getting to know your textbook.

8. "WE DO" TIME

9. Problem What do you find in the bottom left-hand corner of most pages (besides the page number)?

10. Problem What is the section called that provides definitions of geometric terms? What page does it start on?

11. Problem What color is the section heading for the "Selected Answers" section?

12. Problem What section at the back of the book is color- coded brown? On what page can you find information on congruent circles?

13. Problem Describe what is on page 868.

14. . You should know: What is perimeter and area how to calculate perimeter and area of rectangles, squares, and triangles What you've learned: The undefined terms Undefined Terms

15. Essential Question Learning Objective Why are the undefined terms important in geometry? I will identify and describe the undefined terms and use them to define other geometric objects.

20. Pair Share With a partner.. (Red) ….explain in your own words what collinear means (Blue)….explain what coplanar means Together list the undefined terms in geometry.

32. Essential Question Learning Objective Why are the undefined terms important in geometry? I will identify and describe the undefined terms and use them to define other geometric objects.

33. Closure 1. What are the three undefined terms? 2. Give an example of each one, based on the picture below.

34. HW HW #1 Geometry Book p.5 1, 3-13, 27-39 (odd), & 46