1. Topic-
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| Circumference & Area of Circles |
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2. Content-
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1) Circumference
ISTE standard:
-communicate and collaborate
-think critically, solve problems, make decisions
- use technology effectively and productively
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3. Goals: Aims/Outcomes-
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1. Understand meaning of pi
2. apply formulas of circles
3. describe in writing how to apply circle formulas to various situations. |
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4. Objectives-
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1.Students will be able to find the circumference of a circle
2. Student will be able to find the area of a circle
3. Student will be able to find radius and diameter of circle when
given the area/circumference |
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5. Materials and Aids-
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ipods
computer
smart board
individual white boards |
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6. Procedures/Methods-
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A. Introduction-
1.As a review of previous assignment, students will respond to 4
questions concerning area of trapezoids and irregular figures posted
on Evernote
2. Using a large pizza pan students will predict how far the shape
will travel in order to make one full revolution?
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B. Development-
1. Use a string to compare distance to diameter of the shape to
discover the distance is a little more than 3 times the diameter
2. Discuss circumference formula of circle
3. Introduce area formula for circles |
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C. Practice-
1. Students will use Ipod to Winn possible geometry tutor application
to review process and work examples.
2. Students will work as a class using individual white boards solving
area & circumference and problems
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D. Independent Practice-
1. Students will begin assignment on page 419-423 in text.
2.Use study partner
3. Teacher will monitor individual work as needed |
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E. Accommodations (Differentiated Instruction)-
1. Calculators will be used
2. One-on-one from teachers as needed. |
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F. Checking for understanding-
1. On Evernote, students will describe in words how they would find
area and circumference of a circle.
2. questioning during class and work on samples during class. |
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G. Closure-
1.What is formula for the circumference of a circle?
2. When would this be used in real life? |
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7. Evaluation-
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1. Students will take a homework quiz the following class period
using IResponse Prod on their I pods.
2. Homework assignments |
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