Central Angles

Angles PTQ and STR are vertical angles and congruent. Which arcs are congruent?

Angles PTQ and STR are vertical angles and congruent. Which chords are congruent?

Circle D is shown with the measures of the minor arcs. Which angles are congruent?

Which arc is congruent to EH?

in circle T, ∠PTQ ≅ ∠RTS. What is the length of PQ?

In circle D, ∠EDH ≅ ∠EDG. What is the measure of ?

In circle A, ∠BAE ≅ ∠DAE. In circle A, ∠BAE ≅ ∠DAE.

In circle A, ∠BAE ≅ ∠DAE. What is the length of BE?

In circle N, KL ≅ ML. What is the measure of JM?

In circle N, KL ≅ ML. What is the measure of ∠JNK?

What is true regarding two adjacent arcs created by two intersecting diameters?

Circle T has diameters RP and QS. The measure of ∠RTQ is 12° less than the measure of ∠RTS.

is tangent to circle P at point Q. What is the measure of angle R?

QR is tangent to circle P at point Q. What is the approximate length of RP? Round to the nearest tenth.

What must be the length of ZY in order for ZY to be tangent to circle X at point Y?

is tangent to circle G at point F. What is the length of the radius, r?