www.iTutoring.com -­‐ NOTES Problems with Rhombi Name _________________________________ Date ___________________ Period _______ If a parallelogram is a rhombus,
then all sides are congruent.
B
A
D
C
If a parallelogram is a rhombus,
then the diagonals are perpendicular to each other.
B
A
D
C
If a parallelogram is a rhombus,
then the diagonals bisect the angles.
B
A
D
C
Statements
Reasons
Given: Parallelogram ABCD
is a rhombus with
diagonals AC and DB
Prove: DB bisects !B
A
B
1
2
P
D
C
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Problems with Rhombi Pg. 2 Determine if parallelogram ABCD is a rhombus
given, A(-8,6), B(2,6), C(8,-2) and D(-2,-2).
Given ABCD is a rhombus.
Find the measures of the missing angles
B
A
4
1
3
2
D
100°
C
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Problems with Rhombi Pg. 3 Given ABCD is a rhombus.
Find the measures of the missing angles
B
A
4
30°
1
3
D
2
C
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Problems with Rhombi Pg. 4