That's true. The definition of an isosceles triangle is that it has at least 2 sides equal in length. Therefore, isosceles can be equilateral, but equilateral cannot be isosceles.
I converted everything into decimals and went from there.
Each X and Y in the equations don't have a number in front of them so they are all considered 1.
D = 1*(-1) - 1*(-1) = -1 -1 = -2
The answer is -2
Answer:
125
Step-by-step explanation: