25. The sections of fence in Sioban's yard have diagonal supports as shown. The top side of the diagonal
support makes an angle of x° with the fence slats. The
bottom side makes an angle that is twice the measure
of the top angle. Find the measures of both angles.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96

Darcy deposited $390 into a savings account. as long as the account balance remains at or above $150, she does not have to pay a service fee for the account. for how many months can she withdraw $40 a month without having to pay service fees? a) 3 b) 5 c) 6 d) 9