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 15 minutes. 1. What is a rotation of an object? How do you go about rotating an object? 2. What happens when you rotate the object below 90 degrees?

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Presentation on theme: " 15 minutes. 1. What is a rotation of an object? How do you go about rotating an object? 2. What happens when you rotate the object below 90 degrees?"— Presentation transcript:

1  15 minutes

2 1. What is a rotation of an object? How do you go about rotating an object? 2. What happens when you rotate the object below 90 degrees? Draw a picture

3 12-10-12

4  Test tomorrow 12/12  Circles: equation of a circle, identify radius, center, graph, create a tangent, solve a triangle in a circle with Pythagorean Theorem  Identify arcs  Solve for arcs  Working with inscribed and cental angles

5  Arc length = central angle circumference 360

6  how many times will the inscribed angle fit in the central angle?  2 times  Remember the measure of an arc is equal to the measure of the central angle that intercepts it. Therefore, the measure of an inscribed angle is _______________ the measure of the intercepted arc ½½  Inscribed angle theorem  Measure of angle B = ½ measure of arc AC

7  Does this object have arcs?

8  Worksheet inscribed angles, central, and arcs

9  My goal for Wednesday’s test is…..

10  15 minutes

11  Do Now A tangent line and radius create a _____ angle  Agenda  Review circles!  Unit 6 Probability in book, write down terms and definitions

12  Pg. 821 #7  Pg. 821 #13  Pg. 821 #14  Pg. 822 #22, 23, 24  Pg. 826 #13 a, b, c, d  Pg. 846 #34  We will check before you leave!

13  View videos on sports, weather  How is probability used in the real-world?  Probability of an event is represented as a fraction or decimal from 0 to 1 or percent 0% to 100%  0 probability is impossible

14  You will turn this in:  Define each of the words, using your own words ( in terms of math)  Probability  Event  likelihood  outcome  Create a list of events and order them on a continuum from impossible to certainty

15  I learned today

16  10 minutes (3 rd block only)  2 nd block review 5 minutes and take test

17  Do Now:  Create a venn diagram describing the similarities and differences between circumference and diameter

18 Probability

19  What do you know?  The Monty Hall Problem – you tube

20  Probability  Event  Chance  Likelihood  outcome

21  If Anne were to flip a coin 100 times could the outcome be 80 heads, and 20 tails? Explain your reasoning

22  http://interactivemaths.wikispaces.com /Chance http://interactivemaths.wikispaces.com /Chance  http://mathgoodies.com/lessons/vol16 /intro_probability.html http://mathgoodies.com/lessons/vol16 /intro_probability.html  Students please write down vocabulary, look for something to track that deals with probability (such as basketball free throws, quarterback passes, soccer penalty kicks, study and passing test)

23  Vocabulary  Use of frayer models  Create a spinner  Experiment and collect data on a chance event

24  Why is probability of 0 impossible? Why do we want 1?

25  15 minutes D.E.A.R.  OR  15 minutes surf and search for Geometry reviews  Start first with these sites:

26  Relative frequency – How often something happens divided by all outcomes. Example: if your team has won 9 games from a total of 12 games played:  Geometric probability – points on a segment or in a region of a plane represent outcomes. The geometric probability of an event is a ratio that involves geometric measures such as lengths of segments or areas of regions  P (event) = # favorable outcomes/ # possible outcomes

27  Point S on segment AD is chosen at random. The probability that S is on segment BC is the ratio of the length of BC to the length of AD  Pg. 707 #1  Pg. 707 #2

28  Point S in region R is chosen at random. The probability that S is in region N is the ratio of the area of region N to the area of region R  P (S in region N) = area of region N /area of region R  Pg. 708 #3

29  Pg. 709 #1, 2, 3, 4  Pg. 709 #5, 6  Finish stain glass design or word design

30  What are possible outcomes for one toss?  Heads or tails  Create a simple sample space with coin tosses, possibilities using 2 coins

31  Make a tree diagram or list  How many possible outcomes are there? 88  How many ways can the coin land heads up twice? 33

32  You have 3 pairs of pants: blue, black and white. You have 4 shirts: red, green, white, and orange. Two pairs of shoes: tennis shoes or sandals.  Make a tree diagram and find the probability you choose a pair of blue pants and an orange shirt

33  Why is probability a fraction?


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