111 Translations

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11-1 Translations
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Pre-lesson activity

• Pg. 428 Explore/Working Together

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Definition

• Translation AKA slide, produces a new figure
  exactly like the original
• The new figure is the Image
• The original figure is the Pre- Image

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Example 1 Translate into all 4 quadrants
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Example 2

• Graph the image of parallelogram ABCD with
  vertices A(1,-4), B(2,-2), C(5,-2) and D(4,-4)
• a. Translate 7 units left
• b. Translate the Pre-Image up 5 units
• c. Translate the Image left 6 units

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Example 3

• Take triangle PQR with vertices P(-5,3), Q(-2,4)
  and R(-2,1) and translate it 5 units right and
  down 6 units. Name the Images new coordinates.
• How did the image get translated from PQR to
  PQR?
• Name the rule (x ,y )

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Example 4 Find the length of line segment QR
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Classwork

• Measure up pg 115

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Classwork

• Pg 431 1-7
• Pg 433 1-5 odd