8. What are the missing reasons in the proof? (4 points)
mm 20m()DCO
Given: ABCD with diagonal BD
Prove: AABD ACDB
d
C
Statements
1. AD|| BC
2. ZADB ZCBD
3. ABCD
4. ZABD x ZCDB
5. DBDB
6. AABD ACDB
Reasons
1. Definition of parallelogram
2. Alternate Interior Angles Theorem
3.?
4.?
5.?
6.?

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $36.98. find the probability that a randomly selected bill will have an amount greater than $173, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?