Question

Point P is the center of two concentric circles. PQ = 4.2 and PS = 8.2. RS is tangent to the smaller circle and a chord of the larger circle. What is length of RS to the nearest tenth?

Answer 1

\[\text{QS}=\sqrt{\text{PS}^2-\text{QP}^2} \]\[\text{RS}=2 \text{QS} \]

Answer 2

thank you!

Answer 3

Your welcome.