Answer:
D
Step-by-step explanation:
The slope is 2 and the y-intercept is -3
Answer:
15/2 = 7.5
Step-by-step explanation:
The slope is found by
m = (y2-y1)/(x2-x1)
= (65-80)/(7-5)
= -15/-2
= 7.5
In the picture which one are you doing because I am confused
Answer:
radius of the circle is 10.8
Step-by-step explanation:
The equation of a circle is 
the standard form of equation of a circle is

where 'r' is the radius of the circle and the center is (h,k)
From the given equation , the value of r^2 is 116

To find out 'r' , take square root on both sides

To find square root use calculator

so radius of the circle is 10.8
Tenth 32.7
Hundredth 32.70
One 33