Unit Test — Unit test Answers

Circle O has a circumference of 36π cm.

Circle C is shown. Radius A has a length of r.

Angle D is a circumscribed angle of circle O.

Line segment ON is perpendicular to line segment ML.

Circle B is shown. Line segments A B and C B are radii. The length of A B is 6. Sector A B C is shaded.

Line segment KL is tangent to circle J at point K.

Which is true regarding secants and chords?

Segments RT and SU are diameters of circle O.

Circle A is shown. Tangents L M and N M intersect at point M outside of the circle. Arc L N is 270 degrees.

Circle C is shown. Secants U W and Y W intersect at point W outside of the circle. Secant U W intersect the circle at point V and secant Y W intersects the circle at point X.

Consider circle Y with radius 3 m and central angle XYZ measuring 70°.

Line segment SU is a diameter of circle V.

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.

In circle D, ∠EDH ≅ ∠EDG.

Circle L is shown. Line segments K L and M L are radii. The length of K L is 12. Angle M L K is 60 degrees. Sector M L K with a 60 degree angle is shaded.

A Ferris wheel has a diameter of 42 feet. It rotates 3 times per minute. Approximately how far will a passenger travel during a 5-minute ride?

Circle D is shown with the measures of the minor arcs.

Circle G and X connect at point Y. The length of G Y is 10 centimeters and the length of Y X is 16 centimeters.

In circle T, ∠PTQ ≅ ∠RTS.