Answer: None is correct..
Step-by-step explanation:
The side that is missing is the adjacent side, therefore you would have to do cosM. But Cosine is adjacent over hypotenuse and that is not an option.
So i think it is D.
Answer:
The vertex form will be:

Step-by-step explanation:
The equation of the vertex form of a quadratic equation is given by:

Where:
a is a coefficient
h is the x value of the vertex
k is the y value of the vertex
To completing the square we just need to add and subtract the square of the term with x divided by 2.



Finally, the vertex form will be:

I hope it helps you!
Answer:
c
Step-by-step explanation:
Graph each side of the equation. The solution is the x-value of the point of intersection.
equals =1.25256565
30
Explanation
5x3= 15
15x2 = 30
Answer:
5.5 feet
Step-by-step explanation:
This is because 3 1/3 times 5.5 is 18 1/3