Customers have two options when renting video games from a rental store. Plan A requires a $5 monthly fee and $1 per video rental. Plan B requires an $8 monthly fee
and $0.75 per video rental. How many video rentals would be required each month for
the plans to cost the same amount?

It'll be 14/21, 8/12, and 10/15.14/21=2/312/16=3/48/12=2/310/15=2/3

The median segment divides the triangle into 2 isosceles triangles and everything else is trivial.|ad|=|bc|2=|bd|soδadb  is isosceles with∠dab=∠dbasimilarlyδadc  is isosceles with  ∠dac=∠dca∠cab=∠cad+∠bad=∠acb+∠abctherefore∠cab  is a right angleandbc  is the hypotenuse of a right-angled triangle.hope this