Answer for Problem 2:
x=61 degrees
Step-by-step explanation:
I'm not completely sure of problem 1, but I know what problem 2 is.
Tip: triangles always add up to 180 degrees.
1. 16+42= 58
2. 180-58= 122
3. 122 divided by 2= 61 degrees
ANSWER: x=61 degrees.
Answer:
<h2>4/5</h2>
Step-by-step explanation:
Look at the picture.

We need a hypotenuse length.
Use Pythagorean theorem:

We have

Substitute:

For the sine we have:

Substitute:

Answer: 5/12
Step-by-step explanation: To divide one fraction by another, first turn the second fraction upside-down, then multiply.
1/3 ÷ 4/5 = 5/12 ≅ 0.4166667
Slope: (y2-y1)/(x2-x1)
(7-5)/(12-4) = 2/8 = 1/4
The slope is 1/4