The unit rate is a ratio of change in y and into the change on x. It can also be the rise to run or the slope.
Answer:
60°
Step-by-step explanation:
since all sides of a triangle are equal .The given triangle is an equilateral triangle. And each angles of an equilateral triangles is 60 degree.So angle A is also 60 degree.
It is B because I had the question before in my school
