Answer:
There is not enough information to say.
Step-by-step explanation:
Even though they have two sides that are identical in length, the third side could be any number, based on the angles of the triangle. Since we do not know the angles, there is no way of knowing the length of the third side.
A,yes they are congruent triangles because they have same shapes and also same numbers
124
EF= 5.5
7 + 4 = 11
11 divided by 2 = 5.5
10x^3+8x^2-4x+1 is answer
