How do you multiply mixed fraction like this one?

2 3/4 x 3 1/2
Somoene help me please

The transitive property of equality states that: o if a = b, then bra o if a = b, then ac = bc o if a = b and b= c, then a = if a = b and c= c, then a + b = b + c

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.