Answer
If the launch angle is increased, the range will decrease.
Work Step by Step
45$^{\circ}$ is the launch optimal angle for range, an angle above or below that will decrease range.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.