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1. For TRI Segment AN || the following facts are given: Segment RI AN = 6 cm RI = 8 cm TA = 3.3 cm NI = 1.6 cm Use any or all of these facts to

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1. For TRI the following facts are given: Segment AN || Segment RI AN = 6 cm RI = 8 cm TA = 3.3 cm NI = 1.6 cm Use any or all of these facts to answer the following: (a) In two column format prove that : TAN TRI . (b) Assume TAN is the image of TRI under a dilaTon. Is the dilaTon an expansion or a contracTon? What is the scale factor? (c) Calculate AR . Show your work. (d) Use the Side-Spli±ng ²heorem to ³nd TN . (e) What is the raTo of the area of TRI to TAN ? Answer :
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(Score for Question 2: ___ of 12 points) 2. The height of one solid limestone square pyramid is 24 m. A similar solid limestone square pyramid has a height of 30 m. The volume of the larger pyramid is 16,000 m 3 . Determine each of the following, showing all your work and reasoning. (a) The scale factor of the smaller pyramid to the larger pyramid in simplest form (b) The ra±o of the area of the base of the smaller pyramid to the larger pyramid (c) Ra±o of the volume of the smaller pyramid to the larger (f) The volume of the smaller pyramid Answer:
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ANSWERS
Q1a)
statement
AN//RI,<TAN=<TRI
AN//RI,<TNA=<TIR
<ATN=<RTI reasons
Alternating interior angles
Alternating interior angles
COMON ANGLES ,SHARED The two triangles are...

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