Ask Question
31 December, 19:47

An equation of a circle is given as (x + 6) ² + (y - 7) ² = 81. Find the center and radius of the circle. Show all work to receive full credit.

+2
Answers (1)
  1. 31 December, 23:01
    0
    Center is (-6,7) and radius is 9. A circle with a center at (h, k) and a radius of r has the equation (x-h) ^2 + (y-k) ^2=r^2 so h = - 6 k = 7 r is 9 you just work back wards, what two numbers multiplied gives you 81? Well 9
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “An equation of a circle is given as (x + 6) ² + (y - 7) ² = 81. Find the center and radius of the circle. Show all work to receive full ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers