you can measure the first angle with a protractor and then measure the other one see if there is a different angle
Answer:
6x^2 -9x -2x-3
6x^2 -11x +3
Step-by-step explanation:
So first, this is point slope form. The first step is to distribute.)

Then add 4 to both sides.

Then add 2x and it becomes
Answer:
D
Step-by-step explanation:
Multiply the circumference by the diameter which is D
Answer:

With the vertex 
We see that b = -10 and a = 2 and then the vertes wuld be:

And the best option is:
b. (-10,2)
Step-by-step explanation:
For this problem we have the following function:

And if we compare this expression with the general expression for a parabola given by:

With the vertex 
We see that b = -10 and a = 2 and then the vertes wuld be:

And the best option is:
b. (-10,2)