A golfer on a level fairway hits a ball at an angle of 21° to the horizontal that travels 99 yd before striking the ground. He t

Question

2 years ago

7

A golfer on a level fairway hits a ball at an angle of 21° to the horizontal that travels 99 yd before striking the ground. He t

hen hits another ball from the same spot with the same speed, but at a different angle. This ball also travels 99 yd. At what angle was the second ball hit? (Neglect air resistance.)

Physics

1 answer:

Delvig [45] · Answer 1 · 2022-04-21T02:28:28+03:00

Delvig [45]2 years ago

3 0

Answer:

69°

Explanation:

Projectiles that land at the same elevation they're launched from will have the same range if the launch angles are complementary (add up to 90°).

The complement of 21° is 69°.