58.2k views
2 votes
2) Center: (0, 0)
Radius: 18
write the equation of the circle

User Davidjb
by
8.8k points

1 Answer

3 votes

Answer:

x^2 + y^2 = 324

Explanation:

A circle with radius 18 and center (0, 0) is "all points that are exactly 18 units away from (0, 0)". A point's distance from (0,0) is
√(x^2+y^2)

We have:


√(x^2+y^2) = 18\\\\x^2 + y^2 = 18^2 = 324

User Freezy Ize
by
8.4k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories