Answer:
Ratios are usually proportional if they are the same or have the same relationship.
Step-by-step explanation:
Like: you have 2 fractions that reduce and come out the same they are proportional.
Hope my answer has helped you!
the number changes by the degree so you need to multiply it.
Answer:
a. -2
Step-by-step explanation:
Notice the picture below
recall, a triangle has a total of 180° for the interior angles.
make sure your calculator is in Degree mode.