A find transfer function hw of a matched filter for

Question

A radar pulse has form s(t)=1 for t_0t < t0 and s(t)=0 elsewhere.
a.) Find transfer function H(w) of a matched filter for thispulse. No time shifting is necessary.
b.) Find the impulse response h(t) of the matchedfilter.
c.) Find output waveform y0(t) of the matchedfilter.