Warm Up

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Warm Up Find the value of each variable. 1.
x 2. y 3. z
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A quadrilateral with two pairs of parallel sides
is a parallelogram. To write the name of a
parallelogram, you use the symbol .
Parallelogram Properties

1. Opposite sides are congruent.
2. Opposite angles are congruent.
3. Consecutive angles are supplementary.
4. Diagonals bisect each other.

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MATH is a parallelogram. Find x, y, w and z.
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For the parallelogram, find x, y and z.
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For the parallelogram, find x, y and z.
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For the parallelogram, find x, y and z.
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• In KLMN, LM 28 in.,
• LN 26 in., and m?LKN 74.
• Find KN.
• Find m?NML.
• Find LO.

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• WXYZ is a parallelogram.
• Find YZ.
• Find m?Z.
• Find m?X.

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• EFGH is a parallelogram.
• Find JG.
• Find FH.

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In ABCD, AB 2x 5, m? BAC 2y, m?B
120, m?CAD 21 and CD 21. Find x and
y.
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For the parallelogram, find x, y and z.
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For the parallelogram, find x, y and z.
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For the parallelogram, find x, y and z.
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For the parallelogram, find x, y and z.
-4x 9y
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-x 3y
9
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For the parallelogram, find x, y and z.
1 y
1 - y
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For the parallelogram, find x, y and z.
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Lesson Quiz Part I
In PNWL, NW 12, PM 9, and m?WLP 144.
Find each measure. 1. PW 2. m?PNW
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Lesson Quiz Part II
QRST is a parallelogram. Find each measure. 2.
TQ 3. m?T
71
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