We used the formulas for area and perimeter to solve some problems. These problems are really extensions of solving two step equations, requiring students to substitute values in for the variables and then solve for the unknown. We practiced following this format:
a.) Write the formula for the situation.
b.) Substitute in the values given for the variables in the equation.
c.) Simplify and combine like terms.
d.) Solve for the remaining variable
e.) Check to see that the answer has a label, and that it makes sense.
Tonight's Homework: WS 3.5 A. Be sure to show your work like we did in class.
Tuesday, January 18, 2011
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