Prove triangle mnknis isosceles

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

There are 3232 forwards and 8080 guards in leo's basketball league. leo must include all players on a team and wants each team to have the same number of forwards and the same number of guards. if leo creates the greatest number of teams possible, how many guards will be on each team?

How much is $1200 worth at the end of1 year,if the interest rate is 5.5% is compounded quarterly.