Answer:
B
Step-by-step explanation:
It is not a scalene triangle because a scalene triangle has no sides equal and the triangle shown has 3 equal sides.
b) this sketch is an equilateral triangle
the sketch shown is an equilateral triangle, in which all three of it's sides are equal lengths as well as it's angles!
a scalene triangle's lengths are all different, as well as it's angles
hope this helps :)
Considering the expression
Therefore,
Answer: x=5