lesson 82.notebook April 24, 2014
Assignment:
1-->Test #12 Review Handout - Due Tomorrow [4/25]
2-->Test #12 - Tomorrow [4...
lesson 82.notebook April 24, 2014
Lesson 82 WarmUp:
1) If x = 9, what does x2 + x equal?
2) Simplify: 16 2/3
100
3) Find t...
lesson 82.notebook April 24, 2014
Lesson 82:
*Formula for Area of a Circle -
(PI x Radius squared)
x r2
lesson 82.notebook April 24, 2014
Lesson 82 Examples:
Find the Area of the following circles.
A)
B)
Use 3.14 for PI
Use 22...
lesson 82.notebook April 24, 2014
C)
D)
Use 3.14 for PI
Use for PI
20 ft
9 ft
lesson 82.notebook April 24, 2014
Use 22/7 for PI
E)
F)
Use for PI
14 in
1.1 in
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7th math c2 -l82

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7th math c2 -l82

  1. 1. lesson 82.notebook April 24, 2014 Assignment: 1-->Test #12 Review Handout - Due Tomorrow [4/25] 2-->Test #12 - Tomorrow [4/25]
  2. 2. lesson 82.notebook April 24, 2014 Lesson 82 WarmUp: 1) If x = 9, what does x2 + x equal? 2) Simplify: 16 2/3 100 3) Find the area of this trapezoid: 4) Simplify: (-1.2)(-9) 5) Simplify: 32 + 5[6 - (10 - 23)] √ 10 in 13 in13 in 20 in 12 in
  3. 3. lesson 82.notebook April 24, 2014 Lesson 82: *Formula for Area of a Circle - (PI x Radius squared) x r2
  4. 4. lesson 82.notebook April 24, 2014 Lesson 82 Examples: Find the Area of the following circles. A) B) Use 3.14 for PI Use 22/7 for PI 4 cm 10 cm
  5. 5. lesson 82.notebook April 24, 2014 C) D) Use 3.14 for PI Use for PI 20 ft 9 ft
  6. 6. lesson 82.notebook April 24, 2014 Use 22/7 for PI E) F) Use for PI 14 in 1.1 in

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