Algebra I - wsfcs.k12.nc.us
Algebra I
Factoring with GCF (Greatest Common Factor)
I. Review
1. [pic]
II. Factor
2. [pic] 3. [pic] 4. [pic]
5. [pic] 6. [pic] 7. [pic]
8. [pic] 9. [pic]
III. Applications
Write an expression in factored form for the area of each shaded region.
10. 11
12. Mr. Garcia bought a house in New Bern. He wants to plant grass on the ground around the house as shown in the diagram. Write the area of the lawn in factored form.
[pic]
13. The area of a rectangle is [pic]. Find the length and the width.
14. The area of rectangle is [pic]. Find the perimeter of the rectangle.
Homework:
1) [pic] 2) [pic] 3) [pic]
4) [pic] 5) [pic] 6) [pic]
7) [pic] 8) [pic] 9) [pic]
10) [pic] 11) [pic] 12) [pic]
13) [pic] 14) [pic] 15) [pic]
16) [pic] 17) [pic] 18) [pic]
19) [pic] 20) [pic] 21) [pic]
22) [pic] 23) [pic] 24) [pic]
25) [pic] 26) [pic] 27) [pic][pic]
28) Write an expression in factored form for the area of each shaded region.
[pic]
29) The area of a rectangle is [pic]. Find the length and width of the rectangle.
30) The area of a rectangle is [pic]. Find the perimeter of the rectangle.
-----------------------
F
4
4
4
4
G
P
P
P
r
r
2
2
2
2
a
b
house
x
x
lawn
x + 8
x + 8
................
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