1.
is isosceles. What is the
x
-coordinate of
B
?
A.
B.
b
C.
0
D.
a
Hint
2.
Find the length of the hypotenuse of this right triangle.
A.
B.
C.
D.
Hint
3.
Find the coordinates of
O
.
A.
(0, 3K
a
)
B.
(
a
, 0)
C.
(0, 3
a
)
D.
(3
a
, 0)
Hint
4.
Which of the following is not a guideline for placing figures on the coordinate plane?
A.
Use coordinates that make computation as simple as possible.
B.
Keep the figure in the first quadrant.
C.
Place at least one side of a polygon on an axis.
D.
Use the point (1, 1) as a vertex or center.
Hint
5.
Which of the following is not often used in a coordinate proof?
A.
Quadratic Formula
B.
Midpoint Formula
C.
Distance Formula
D.
Angle Sum Theorem
Hint