Question

answer the question please

Answer 1

D = 7+3)/2 ,3+6)/2
= 5,9/2

slope of BD = (9/2-3)/(5-7)
= 3/2)/-2
= -3/4

slope of AL= 4/3
slope of AD = 9/2 -1)/5-1
= 7/2 / 4
= 7/8