The quotient and the divisor are the same number. the sum is 8. write the related facts

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Which of these triangle pairs can be mapped to each other using two reflections?

Rewrite 9 log, x2 in a form that does not use exponents. 9log, x = log, x