7. Obtuse
8. Acute
9. No, because it’s the hypotenuse
10. Yes, because that part is not the hypotenuse and it is less than the greatest angle
In five years the car will be worth $9,472.90
Answer:
The answers are in the image.
Step-by-step explanation:
Charlie made the mistake by not getting the equation equal to zero.

Subtract 16 to both sides making it equal to 0.

Using Quadratic Formula to Solve for x.