Answer:
it's -1
Step-by-step explanation:

Answer:80 R:10
Step-by-step explanation:
1050 divided by 13 is 80 R 10
When dividing fractions, you flip the second fraction and multiply

Next, we multiply:
the relationship between the two angles is that they are supplementary angles because together they create a line that is 180 degrees. I might be wrong so please don't get mad if I am. I am 90 percent sure this is the answer though