Because in an equilateral triangle all angles should measure 60 degrees otherwise all sides would not be equal.
In mathematics: Arithmetic progression, sequence of numbers such that the difference of any two successive members of the sequence is a constant. Geometric progression, sequence of numbers such that the quotient of any two successive members of the sequence is a constant. so i chose b)Sequences
The answer to the problem is A
Answer:
Wait what?
Step-by-step explanation:
Well i think you are suppose to explain how OR WHAT THE CHANGE IN DECREASE Is.
Hope i helped
