question

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

answer

PQ and SR

question

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

answer

QP and SR

question

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

answer

∠GDF and ∠HDG

question

Which arc is congruent to EH?

answer

FH

question

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

answer

6 units

question

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

answer

114

question

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

answer

27

question

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

answer

17

question

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

answer

154

question

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

answer

77

question

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

answer

The difference of their measures is 90°.

question

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

answer

88

question

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

answer

37

question

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

answer

5.6 units

question

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

answer

16 units

question

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

answer

10 units