Chapter 10 Part 1 Unit TEST: Circles Answers
Circle A is shown. Tangents L M and N M intersect at point M outside of the circle. Arc L N is 270 degrees.
What is the radius of a circle whose equation is (x + 5)2 + (y – 3)2 = 42?
Circle O is shown. Chords K M and J L intersect at point A. The measure of arc K J is 170 degrees. The measure of arc L M is 80 degrees.
AD and MN are chords that intersect at point B.
Line segment ON is perpendicular to line segment ML.
In circle O, and are diameters. The measure of arc AB is 55° and the measure of arc CD is 25°.
Line segment KL is tangent to circle J at point K.
Circle D is shown. Angle A C B intercepts arc A B. Arc A B has a measure of 76 degrees.
Angle D is a circumscribed angle of circle O.
Consider a circle whose equation is x2 + y2 – 2x – 8 = 0. Which statements are true? Select three options.
In circle D, ∠EDH ≅ ∠EDG.
Consider circle Y with radius 3 m and central angle XYZ measuring 70°.
Circle D is inscribed with triangle A B C. The measure of arc A B is 76 degrees. Point E is on the circle between points B and C.
Which is true regarding secants and chords?
Segments RT and SU are diameters of circle O.
Which circle has a radius that measures 10 units?
Line segment SU is a diameter of circle V.
Circle D is shown with the measures of the minor arcs.
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