Answer:
b
Step-by-step explanation:
7x²=9+x
so
for
0=ax²+bx+c

so
7x²=9+x
mins 9 from both sides and minus x
7x²-1x-9=0
a=7
b=-1
c=-9


so the 4th one
Scalene triangle,,,,,,,, a triangle that no side is equivalent to to another
Answer:
all positive inegers
Step-by-step explanation:
Answer:
They are not similar.
Step-by-step explanation:
In triangle ABC, the angle we are given is in between the two defined sides(AB and BC with angle B). If these triangles were similar, we would see this with the SAS postulate.
In triangle KLJ, the angle is not in between the two sides, so they are not similar according to any of these two postulates.