In circle Q, ∠RQS ≅ ∠SQT.

Which statement must be true?

Arc R T ≅ Arc U T
∠RQT ≅ ∠RST
RQ ⊥ QT
RS ≅ ST

Anne is twice as old as bill, and bill is 3 years older than christie. the sum of anne s and christie s ages equal 72. find their age difference.?

Which expression is equivalent to the expression shown?

In the diagram of circle o, what is the measure of zabc?