10-4 Perimeters and Areas of Similar Figures 2011...104 Perimeters and Areas of Similar Figures 2011...
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104 Perimeters and Areas of Similar Figures 2011
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March 08, 2011
Apr 27:37 AM
104 Perimeters and Areas of Similar Figures
Objective: Find the perimeters and areas of similar figures.
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104 Perimeters and Areas of Similar Figures 2011
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March 08, 2011
Apr 27:44 AM
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104 Perimeters and Areas of Similar Figures 2011
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With a partner, complete the HandsOn Activity.
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104 Perimeters and Areas of Similar Figures 2011
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Apr 27:53 AM
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104 Perimeters and Areas of Similar Figures 2011
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Apr 27:54 AM
The trapezoids at the right are similar.
a) Find the ratio of the perimeters.
b) Find the ratio of the areas.
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104 Perimeters and Areas of Similar Figures 2011
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Two similar polygons have corresponding sides in the ratio 5:7.
a) Find the ratio of their perimeters.
b) Find the ratios of their areas.
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104 Perimeters and Areas of Similar Figures 2011
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The area of the smaller regular pentagon is about 27.5 square cm. What is the area of the larger
regular pentagon?
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104 Perimeters and Areas of Similar Figures 2011
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Apr 28:01 AM
The corresponding sides of two similar parallelograms are in the ration 3/4. The area of the larger parallelogram is 96 square inches. Find the area of the smaller parallelogram.
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104 Perimeters and Areas of Similar Figures 2011
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Apr 28:03 AM
The areas of two similar triangles are 50 square cm and 98 square cm. What is the similarity ratio?
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104 Perimeters and Areas of Similar Figures 2011
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104 Perimeters and Areas of Similar Figures 2011
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HOMEWORK
p. 555 #1-8, 11-16