1.
OBCD
is a square. What are the coordinates of
D
?
A.
(
a
,
a
)
B.
(
a
, 2
a
)
C.
(0, 0)
D.
(0,
a
)
Hint
2.
Name the coordinates of
I
.
A.
(-2
b, c
)
B.
(
b, c
)
C.
(
b, -c
)
D.
(
-b, c
)
Hint
3.
Find the x-coordinate of
R
if
PQRS
is a rectangle.
A.
2
a
B.
a
C.
2
b
D.
b
Hint
4.
What are the coordinates of
S
if
PQRS
is a rectangle?
A.
(
-a, b
)
B.
(
a, b
)
C.
(
a, -b
)
D.
(
-a, -b
)
Hint
5.
Points
A, B, C
, and
D
are the midpoints of
,
,
, and
respectively. What is the most specific description of quadrilateral
ABCD
?
A.
square
B.
rectangle
C.
trapezoid
D.
parallelogram
Hint
, 
, 
, and 
respectively. What is the most specific description of quadrilateral ABCD?