Answer:
1. x=3
2. x=-8
3. x=-11
Step-by-step explanation:
Besides, we have that
If we replace this equation in the previous one, we have
Then the angle 1 has measure 21 degrees.
Answer:
A. Line a and line b
Step-by-step explanation:
Answer:
Step-by-step explanation:
The sum of the interior angles of a triangle is 180 degrees. Thus, angle C must be .
In any triangle, the Law of Sines is given by .
Therefore, we have:
A student's test score is likely to increase about 20 points for each hour spent studying