The surface area of a figure is 62cm^2 if the dimensions are multiplied by 5

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?