CK-12 Geometry Concepts
http://www.ck12.org Chapter 7. Similarity 7.4 AA Similarity Here you’ll learn how to determine whether or not two triangles are ...
7.4. AA Similarity http://www.ck12.org Investigation: Constructing Similar Triangles Tools Needed: pencil, paper, protractor, ru ...
http://www.ck12.org Chapter 7. Similarity Vocabulary Two triangles aresimilarif all their corresponding angles arecongruent(exac ...
7.4. AA Similarity http://www.ck12.org Draw the three separate triangles in the diagram. Explain why 4 GDE∼4DF E∼4GF D. Comple ...
http://www.ck12.org Chapter 7. Similarity 7.5 Indirect Measurement Here you’ll learn how to apply your knowledge of similar tria ...
7.5. Indirect Measurement http://www.ck12.org 58 in x f t = 66 in 125 f t −→ 58 ( 125 ) = 66 (x) 7250 = 66 x x≈ 109. 85 f t Exam ...
http://www.ck12.org Chapter 7. Similarity Concept Problem Revisited It is safe to assume that George and the flagpole stand vert ...
7.5. Indirect Measurement http://www.ck12.org FindOE. FindEA. Janet wants to measure the height of her apartment building. She ...
http://www.ck12.org Chapter 7. Similarity 7.6 SSS Similarity Here you’ll learn how to decide whether or not two triangles are si ...
7.6. SSS Similarity http://www.ck12.org Construct a triangle with sides 6 cm, 8 cm, and 10 cm. Construct a second triangle with ...
http://www.ck12.org Chapter 7. Similarity AB EF= 10 20 = 1 2 Since the ratios are not all the same, the triangles are not simila ...
7.6. SSS Similarity http://www.ck12.org What is the scale factor for the two triangles? Fill in the blanks in the statements b ...
http://www.ck12.org Chapter 7. Similarity 7.7 SAS Similarity Here you’ll learn how to decide whether or not two triangles are si ...
7.7. SAS Similarity http://www.ck12.org Investigation: SAS Similarity Tools Needed: paper, pencil, ruler, protractor, compass C ...
http://www.ck12.org Chapter 7. Similarity Vocabulary Two triangles aresimilarif all their corresponding angles arecongruent(exac ...
7.7. SAS Similarity http://www.ck12.org 7.∆GHIis a right triangle with a leg that measures 12 and a hypotenuse that measures 13. ...
http://www.ck12.org Chapter 7. Similarity 7.8 Triangle Proportionality Here you’ll learn how to apply both the Triangle Proporti ...
7.8. Triangle Proportionality http://www.ck12.org Draw 4 ABC. Label the vertices. DrawXYso thatXis onABandYis onBC.XandYcan bea ...
http://www.ck12.org Chapter 7. Similarity Example C IsDE||CB? Use the Triangle Proportionality Converse. If the ratios are equal ...
7.8. Triangle Proportionality http://www.ck12.org FindAC. What isBD:DC? What isDC:BC? We know thatBDDC=AEECandDEBA=BCDC. Why is ...
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