Subjects/Basic Physics/2D and 3D Motion/Projectile — horizontal velocity3. 2D and 3D MotionProjectile — horizontal velocityIn 3. 2D and 3D MotionFormulaCopy LaTeXvx=v0cosθConditionswithout air resistance.Related formulasRelatedInitial velocity components of a projectilev0x=v0cosθ,v0y=v0sinθOpen formulaOpen in sectionRelatedProjectile — horizontal positionx=x0+(v0cosθ)tOpen formulaOpen in section