7th pre alg -l37

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Lesson 37.notebook October 28, 2013 Assignment: 1>Set 37 (odds) Due Tomorrow (10/29) 2>Test signed?? 3>Calculators

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Page 1: 7th pre alg -l37

Lesson 37.notebook October 28, 2013

Assignment:

1­­>Set 37 (odds) ­ Due Tomorrow (10/29)2­­>Test signed??

3­­>Calculators

Page 2: 7th pre alg -l37

Lesson 37.notebook October 28, 2013

Lesson 37 Warm­Up:1) Factor: 7x  ­  21

2) Solve for x: x   6        12   9

3) A bank prefers to have a customer­to­teller ratio of 3 to 1.  If there are 9 customers in the bank, how many tellers should be available?

4) Collect like terms: 5x  ­  x  +  2y  ­  y

5) Expand: 3(x  ­  y  +  5)

Page 3: 7th pre alg -l37

Lesson 37.notebook October 28, 2013

Lesson 37

FYI...­We can calculate the area of irregular figures by dividing 

the figure into smaller polygons

Page 4: 7th pre alg -l37

Lesson 37.notebook October 28, 2013

Examples ­ Lesson 37:Find the area of each polygon.A)

B)

10 ft10 ft

12 ft

14 ft

12 ft

12 ft

3 ft

8 ft7 ft

Page 5: 7th pre alg -l37

Lesson 37.notebook October 28, 2013

C)  

6 m

8 m

3 m