A triangle with an area of 8 in^2 is dilated by a factor of 3. The area of the dilated triangle is in^2.​

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?