Answer:
205.1938
Step-by-step explanation:
I tried
Answer:
Line sw has an underfined slope
Line tv has a slope of 0
Line rs and tv are parallel
Step-by-step explanation: I got it right on my quiz
Total number of sheets are 12.
Total number of white sheets= 9
Total number of red sheets = 3
Probability = Number of favorable outcomes/ total number of outcomes.
Hence
When Calvin throws the sheets in the air, the probability that he gets a white sheet is

which equals to 
that becomes 0.75
1) ab+c=d subtract c on both sides
ab=d-c divide b on both sides
a=d/a - c/a or a=(d-c)/d