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This module teaches how to apply geometric formulas, substitution, and using formulas to find the area and perimeter of a triangle. It also includes examples on finding missing dimensions of a rectangle based on given area or perimeter.
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Applying Geometric FormulasSubstitution Using Formulas Module 4 Lesson 5
Area and Perimeter of a Triangle h a b b c
Finding the Area of a Triangle 12 in 15 in 13 in 14 in
Finding the Perimeter of a Triangle 12 in 15 in 13 in 14 in
Finding the Missing Width Find the width of the rectangle if the area is 63 square feet. w 9 ft
Try It! Find the unknown dimension. Perimeter = 36 ft 8 ft l
Try It! Find the unknown dimension. Area= 32 mm2 h 8 mm