D. 1/2 due to the fact that 10 would be over 20 so 10/20 and simplified is 1/2.
Answer:
0.8
Step-by-step explanation:
We can solve P(A or B) by using the following:

Since we know P(A) = 0.6, P(B) = 0.3 and P(A and B) = 0.1 we obtain:

Answer:
a) BC is the longest side
b) AB is the longest side
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Answer:
you can use a protector for finding the angles and a ruler finding the length of the lines