Answer:
a) Radius: IK
b) Diameter: JF
c) Chord: GH
d) 4 (Because IK is a radius of 2 and that doubled is 4)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
see the explanation and the attached figure
Step-by-step explanation:
we have
 ----> given
 ----> given
Divide by -2 both sides
 ----> by Division Property of Equality
 ----> by Division Property of Equality
Simplifying

Subtract 1 both sides
 ----> by Subtraction Property of Equality
 ----> by Subtraction Property of Equality
Simplifying

 
        
             
        
        
        
Plot the y-intercept (0,-1) and then from that point go up seven and to the right one. Plot that point, then draw the line between the two points.
Hope this helped! Good luck! :)
        
             
        
        
        
Answer:
I'm sorry is there a chart/graph, etc. to give us more information?
Without the added information there is no way for me to answer.
If you repost this question with a picture I would be more than happy to help.