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9/9/13 Mon. Boot-Up 9.9.13 / 6 min. TTW Intro: We’ve been working w/  s, incl  s within  s. Today, we’ll continue to work w/  s, but will focus on.

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Presentation on theme: "9/9/13 Mon. Boot-Up 9.9.13 / 6 min. TTW Intro: We’ve been working w/  s, incl  s within  s. Today, we’ll continue to work w/  s, but will focus on."— Presentation transcript:

1 9/9/13 Mon

2 Boot-Up 9.9.13 / 6 min. TTW Intro: We’ve been working w/  s, incl  s within  s. Today, we’ll continue to work w/  s, but will focus on finding areas of  s, as well as other shapes. TSW: Find 2.2.2 x 2x x - 16 A B C What is the measure of each angle shown? m  BAC = ______ m  ACB = ______ m  CBA = ______

3 TTW:TSW: 1) Find 2.2.2 2) Read 2.2.2 Intro 3) Ask: What is Area? (Make sure S know difference betw. P&A. Show 6 th grade ppt lesson if S unsure. 3) Read 2-70 4) 18 min: In pairs, Strategize / Solve 2-7 a – f. 4) Bring class together. Review strategies / solving of 2-70 a – f.

4 4b. SWBAT: Calculate the perimeter and area of regular and irregular shapes using a variety of methods.

5

6 Perimeter: The total distance around the outside of a 2-dimensional shape. You calculate it by adding together lengths of all the sides of a shape. Today’s Vocabulary

7 PERIMETER

8 How are Perimeter & Area different?

9 AREA

10 What is the area of this basketball court?

11 Area: The measure of the space (or region) inside a 2-D shape. It’s measured in square units. Today’s Vocabulary

12 2-70-a,b

13 2-70-c,d

14 2-70-e,f http://www.learner.org/vod/vod_window.html?pid=1994

15 PARALLELOGRAM AREA: A = b x h 10 ft. 50 ft. TSW: Text p.573 #1, 3, 9 Why would calculating the area of a parallelogram be the same as that of a rectangle?

16 10 ft. TRIANGLE AREA: A = b x h ÷ 2 12 ft. TSW: Text p.570 # 5, 9, 2 The area of the rectangle below is 120 ft. 2 How can you figure out what the area of a triangle would be?

17 2-72-a,b

18 2-72-c

19 2-73

20 1)Review your notes from yesterday to find the area formulas for the following polygons. 2)Write down each formula next to its corresponding polygon. 3)Then calculate the areas for each polygon. AREA Warm-up 10 ft. 50 ft. 45 ft. 8 ft. 15 in. 18 in. A = ?

21 3 mins 3/8/13 DO NOW What is the area of the red shape below? A) 15 u 2 B) 18 u 2 C) 21 u 2 D) 36 ft 2 Put your Homework on your desk for teacher to pick-up.

22 9/10/13 Tue

23 Boot-Up 9.10.13 / 6 min. What is the measure of each  shown below?

24 1) You may use a calculator, but you MUST SHOW ALL WORK for full credit. You will not pass the test if all you show is the final answer. 2) You may not speak or make any other type of noise during test. 3) You must keep your eyes on your own papers. 4) If you finish early, raise your hand silently & teacher will give you assignment. 6)Failure to follow these instructions will result in a failure on the test. 7)You have all the skills & knowledge you need to perform well on this test. Just remember what we discussed in class & do your work slowly & carefully. Check your work several times. Good luck!

25 9/11/13 Wed

26 What is the area of the red shape below? A) 15 u 2 B) 18 u 2 C) 21 u 2 D) 36 ft 2 Boot-Up 9.11.13 / 6 min.

27 Of the shapes at right, which do you know how to find area?

28

29 2-79

30 2-80a

31 2-80b

32 2-81

33 2-82

34 2-82a

35 2-83

36

37 9/13/13 Fri

38 Boot-Up 9.13.13 / 6 min. 1) Write an equation showing that the angles shown below are congruent: 50  2 x 25  2) Write an equation showing that the angles shown below are congruent. Then find each angle measure. 2x + 3  4x - 9 

39 Test Review NC Finish Test

40

41

42 Today’s To-Do List  2- 99  2-101  2-100  2-102  2-103

43 7 2 ? 7 7 7 7 2 2 2 2 What shapes do you know how to find the area of?

44

45

46 Today’sObjective: Mathematical Product: SWBAT:* Learn what qualities make shapes alike & what makes them different. Mathematical Practice / CCSS Standard: SWBAT: 1) Make sense of problems, 2) Persevere; 3) Attend to precision as they describe common shapes & their characteristics. * SWBAT = S tudent W ill B e A ble T o 2 Lessons Today Participation Quiz Today Teamwork important

47 Resource Manager: Make sure to get all of the supplies & call the teacher over, if needed. Take shape inventory at beginning & end. Make sure all shapes are returned to bucket. Facilitator: Make sure that everyone can participate & that no one dominates the process. Recorder/Reporter: Make sure that everyone can reach & see the Venn diagram & the shapes. Record shape placements / present findings at end of lesson. Task Manager: Make sure each team member justifies statements & decisions.

48 y x I IVIII II

49 UN # __________Name __________ 8/29/13 Test # 1 11)

50 8/30/13 Thu

51 y x I IV III II AB DC Translate (Slide) rectangle ABCD so that point A is at the origin. Tell me -- do I really look like a “Leonard” to you? AB DC


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