2. В треугольнике ABC угол B равен 81°. Внешний угол в вершине С равен 123°. Найдите ,чему равны углы помогите пожалуйста пж пж пж ​

Ineed to know the answer right now! !

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?

In september, louise planted a tree. every month, the tree louise planted grew 2 inches. what would the constant of proportionality of the line be?