Geo: Special Parallelograms
x =
y =
ABCD is a rhombus
D
h =
k =
x
y
A
120
m =
∡D =
m
C
h
k
B
x =
y =
ABCD is a rhombus
D
6
h =
A
x
h
C
y
B
x =
y =
ABCD is a rhombus
D
k =
h =
x
y
A
m =
r =
55
q
m
p
r
A =
s =
s
C
h
k
p =
q =
B
y =
m =
x =
ABCD is a rectangle
x
A
C
m
n
q =
p =
n =
y
8
p

q

5
D
B
y =
x =
ABCD is a rectangle
4
A
C
p =
q =
5
x
q
10
M
z =
z
y
p
D
B
y =
m =
x =
ABCD is a rectangle
A
C
50
p =
q =
k =
m
k
z
M
x
z =
y

h =

n =
h
n
p
q
D
B
ABCD is a square
C
B
y
z
a
x
g
f
h
j
e
b
c
d
D
A
a =
b =
c =
d =
e =
f =
g =
h =
j =
y =
z =
x =
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