1.
The circle below has its center at the origin and intersects the
x
-axis at (
a
, 0). Which are not the coordinates of another point where the circle intersects an axis?
A.
(
-a
, 0)
B.
(0,
-a
)
C.
(0,
a
)
D.
(
a
,
a
)
Hint
2.
is isosceles. What is the
x
-coordinate of
B
?
A.
B.
a
C.
0
D.
b
Hint
3.
is equilateral. What are the coordinates of
A
?
A.
(-2
b
, 0)
B.
C.
D.
Hint
4.
Find the coordinates of
B
for the equilateral triangle.
A.
B.
C.
D.
Hint
5.
Find the coordinates of point
T
for the regular hexagon with an apothem of
A.
(2, 2)
B.
C.
D.
Hint