Sketching a Circle In Exercises 89–92, find thecenter and radius of the circle with the given equation.Then sketch the circle.89. x2 + y2 = 2590. x2 + (y − 1)2 = 191. (x − 12)2 + ( y − 12)2 = 9492. (x − 2)2 + (y + 3)2 = 169

Sketching a Circle In Exercises 89–92, find thecenter and radius of the circle with the given equation.Then sketch the circle.89. x2 + y2 = 2590. x2 + (y − 1)2 = 191. (x − 12)2 + ( y − 12)2 = 9492. (x − 2)2 + (y + 3)2 = 169

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter1: Equations, Inequalities, And Mathematical Modeling

Section1.1: Graphs Of Equations

Problem 67E

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Question

Sketching a Circle In Exercises 89–92, find the
center and radius of the circle with the given equation.
Then sketch the circle.
89. x2 + y2 = 25
90. x2 + (y − 1)2 = 1
91. (x − 1
2)
2 + ( y − 1
2)
2 = 9
4
92. (x − 2)2 + (y + 3)2 = 16
9

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.

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