

1. 
Find the coordinates of the midpoint of a line segment with endpoints A(6, 4) and B(2, 10). 


A. 
(2, 3) 
B. 
(3, 2) 


C. 
(4, 6) 
D. 
(4, 6) 


Hint 


2. 
Find the coordinates of the endpoint H(x_{2}, y_{2}) of a segment whose other endpoint is G(3, 2) and whose midpoint is M(5, 4). 


A. 
(7, 6) 
B. 
(7, 6) 


C. 
(1, 1) 
D. 
(4, 3) 


Hint 


3. 
If B(4.2, 2.1) is an endpoint of line segment AB and P(5.3, 7.6) is the midpoint, find the coordinates of A(x_{1}, y_{1}). 


A. 
(6.4, 17.3) 
B. 
(4.75, 2.75) 


C. 
(19.4, 8.5) 
D. 
(6.4, 17.3) 


Hint 


4. 
The vertices of parallelogram HIJK are H(9, 7), I(5, 7), J(7, 7), and K(3, 7). The diagonals and intercept at their midpoints, point P. Find the coordinates of P. 


A. 
(1, 0) 
B. 
(8, 7) 


C. 
(0, 1) 
D. 
(1, 0) 


Hint 


5. 
The center of a circle is M(3, 2) and the endpoint of radius is A(1, 8). If is a diameter of the circle, what are the coordinates of B? 


A. 
(7, 4) 
B. 
(7, 4) 


C. 
(4, 7) 
D. 
(1, 5) 


Hint 

