Transcript
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Complete the chart on your handout for parallelograms, rectangles, rhombuses, and squares. Do not worry about marking
"how many pairs occur." (5 minutes)
Opener!!
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Homework Questions:
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6.5 Conditions for Special Parallelograms
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How might you determine that XYZW is a rectangle?
X
YZ
W
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Conditions for Rectangles:
If a parallelogram has..
1.
2.
then it is a rectangle.
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Conditions for Rhombuses:If a parallelogram has...
1.
2.
3.
then it is a rhombus.
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What if a parallelogram has a combination of the features of a rectangle and a rhombus?
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Given: JKLM is a parallelogram Segment JL bisects angle KJM and angle KLM.
Prove: JKLM is a rhombus.
K L
MJ
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The coordinates of three vertices of ll‐gram ABCD are given. Find the coordinates of D so that a rectangle is formed.
A (4, ‐2), B (‐5, ‐2), C (4, 4)
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Homework:
• Complete pink handout• Pg. 422 assignment from Assignment Sheet
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