Which one of the following angle pairs will give two projectiles the SAME horizontal…

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

Which one of the following angle pairs will give two projectiles the SAME horizontal range if both are thrown with the same initial speed? (a)

40^{\circ}

and

60^{\circ}

(b)

25^{\circ}

and

65^{\circ}

(c)

30^{\circ}

and

75^{\circ}

(d)

35^{\circ}

and

70^{\circ}