6-4 Lesson Quiz 6-4 Solve It!

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6-4 Solve It!
Notice that the
starting and ending
figures are both
parallelograms.
Fold a piece of notebook paper in half. Fold it in half
again in the other direction. Draw a diagonal line from
a
o
one vertex to the other. Cut through the folded paper
a
along that line. Unfold the paper. What do you notice
a
about the sides and about the diagonals of the figure
y
you formed?
6-4 Lesson Quiz
1. Is parallelogram KLMN a rhombus,
L
7.5 cm
a rectangle, or a square? Explain.
M
7.5 cm
N
K
2. In the parallelogram above, if m/KLN 5 63,
what is m/MNL?
3. In square ABCD, AE 5 3x 1 5 and
B
BD 5 10x 1 2. What is the length of AC?
A
E
C
D
4. Do you UNDERSTAND? You are asked to draw an
equiangular rhombus, an equilateral rectangle, and
a parallelogram with four right angles. Will all three
figures be squares?
2/13/09 4:58:39 AM
Answers
Solve It!
Lesson Quiz
The quadrilateral has > sides.
Diagonals are ' bis. of each
other, and each diagonal
bisects two '.
1. rhombus; The opposite
sides of a parallelogram
are congruent, so the figure
has 4 congruent sides.
2. 63
3. 22
4. A parallelogram with four
right angles is a rectangle but
not necessarily a square.
Prentice Hall Geometry • Solve It/Lesson Quiz on Transparencies
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