Answer:
The answer is letter B. 2x³+12x²
Answer:
a = -0.5
Step-by-step explanation:

He would have to sale $500,000
9% of $500,000 is $45,000
So $30,000 plus $45,000 is $75,000
The dash on each side of the triangle show that those three sides have the same measurement. Therefore, divide 24 by 3 to get 8, which is the measurement for each side of the triangle.
Meaning your answer is:
a. 8cm, 8cm, 8cm