6. IFAO = 20 cm and arc length of AB?

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!

3.4a=57.8 what is the the value of a

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?