A,b,d,e,f,h would be similar because they are all quadrilaterals (they all have four sides) and c,g would be the same because they are both triangles
Answer:
123
Step-by-step explanation:
The equation would be:
x - 9 < 4
Simplify (add 9)
Solution: x < 13
The answer is 20x^18 which is the last option.
