13 and 2 are numbers you could use in graph☺
Number is an isosceles triangle number seven is a right angle triangle number 9 I believe is a scalene triangle number 10 is a right angle triangle I also believe 11 is a scalene triangle and I believe number 8 is equilateral triangle
Answer:
2/10 or 0.2
i dont know which tenths you wanted so i did both
Answer:
you can name it a or b like any letters