Help finding the measure of the arc?? mABC

∆red ≅ ∆ by rule will give brainiest if possible

The owner of the plant nursery where you were tells you to fill 350 ml bottles from a 30 l from a fertilizer

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?