Question

find the probability of obtaining two head in tossing a coin twice

Answer 1

sample space (S)= {HH,HT,TH,TT}

P(Getting two heads)=1(HH)

n(S)=4

n(P)=1

Probability=n(P)/n(S)

=1/4

Answer 2

Answer:

In the given figure, l || m, find the unknown angles