$60 for 2 hours and $100 in total for 2 hours of work and the service fee
Answer:$18
Step-by-step explanation:
Answer:
∠ PQR = 70°
Step-by-step explanation:
The tangent- tangent angle PQR is half the difference of the intercepted arcs.
minor arc PR = 360° - 250° = 110°
Then
∠ PQR =
(250 - 110)° =
× 140° = 70°