Answer:
Equilateral Triangle, Isosceles Triangle, Scalene Triangle
Step-by-step explanation:
Equilateral: 3 lines of symmetry
Isosceles: 1 line of symmetry
Scalene: no lines of symmetry
The square root of 64 is 8 but put 8 to the 1/2 power
The answer is 4
4 2/9=8/9
8/9 x 6=48/9= 5 3/9
5 3/9= 5 1/3
X= y(d-b) over a-c would be the answer