Help with problem, only given maximum height and range

[darealprince]

Hello i need help with this problem where i am only given the maximum height and range. The problem is that a rocket reaches a height of 72.3 meters and had a maximum range of 111 meters. What is the launch angle? and what is the launch speed?
Does anybody know how to solve it

 

[tiny-tim]

Welcome to PF!

Hello i need help with this problem where i am only given the maximum height and range. The problem is that a rocket reaches a height of 72.3 meters and had a maximum range of 111 meters. What is the launch angle? and what is the launch speed?
Does anybody know how to solve it

Hi darealprince! Welcome to PF!

What have you tried? what equations do you know that might help?