Standard form of a circle" (x-h)²+(y-k)²=r², (h,k) being the center, r being the radius.
in this case, h=-2, k=6, (x+2)²+(y-6)²=r²
use the point (-2,10) to find r: (-2+2)²+(10-6)²=r², r=4
so the equation of the circle is: (x+2)²+(y-6)²=4²
Answer:
-4
Step-by-step explanation:
B is 4 units to the left of the origin.
Use the Pythagorean theorem:
8/10 if simplified 4/5 idk how to explain it tho lol
Answer:
or 718.3775
Step-by-step explanation:
Formula:
we have
