Answer is a idk the math teacher is not a teacher or teacher that she is going through so I am going
Answer:

Step-by-step explanation:
The triangle is shown in the attachment.
Recall that;

This implies that;

We substitute the values into the ratio to obtain

I dont completely know but it might be 3
We need to see the exercise 3 first
Answer:
1. F
2. G
3. H
4. E
5. C
6. B
7. A
8. D
Step-by-step explanation:
1. For a horizontal line, this is zero. F. Slope
2. These lines have the same slope. G Parallel Lines
3. These lines meet at 90°. H Perpendicular Lines
4. This is where two lines meet. E. Point of Intersection
5. For the line 3 2 6 x y , this is −3. C. Y-intercept
6. The numbers 10 and 1 /10 are examples. B Reciprocals
7. This is the name for an equation of a line in the form Ax By C 0. A. Standard Form
8. For a vertical line, the value of x is constant and equal to this D. x-intercept