Match each pair of points a and b to point c such that angle abc = 90°.
a(3, 3) and b(12, 6)
c(6,52)
a(-10,5) and b(12, 16)
c(16, -6)
a(-8, 3) and b(12,8)
c(18,4)
a(12, -14) and b(-16, 21)
c(-11, 25)
a(-12, -19) and b(20,45)
a(30, 20) and b(-20, -15)

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.