The Perimeter of Triangle ABC would be 60.
You can solve this by setting up proportions.
a. Use the inclusion/exclusion principle.

b. By definition of conditional probability,

Answer:
Step-by-step explanation:
1.Categorize Your Data. Compile your data into categories. ...
2.Find the Total. Add all the numbers together to get the total. ...
3.Divide the Categories. Divide each of the categories by the total. ...
4.Convert to Percentages. Multiply each of the decimals by 100 to get the percentages. ...
5.Calculate the Degrees.
Answer:
A
Step-by-step explanation: