Two projectile are thrown with the same initial velocity at angles α and (90° − α) with the horizontal. The maximum heights attained by them are ℎ1 and ℎ2 respectively. Then ℎ1 ℎ2 is equal to

Question: Two projectile are thrown with the same initial velocity at angles α and (90° − α) with the horizontal. The maximum heights attained by them are ℎ1 and ℎ2 respectively. Then ℎ1 ℎ2 is equal to