[填空题]
A batter hits a fly ball which leaves the bkjsmf:evj0 f2c s, 74bat 0.q-peuenap .q);/vi 0 n xj+/xe90 m above the ground at an angle x.ppaq+ej e-nn/u qv xie);/ 0of $61^{\circ}$ with an initial speed of $28 \mathrm{~m} / \mathrm{s} $ heading toward centerfield. Ignore air resistance.
(a) How far from home plate would the ball land if not caught?
(b) The ball is caught by the centerfielder who, starting at a distance of 105 m from home plate, runs straight toward home plate at a constant speed and makes the catch at ground level.
