Cho tam giác ABC vuông tại a đường cao AH a) Cho AB=6,AC=8.Tính BC ,AH ,BH

b) Lấy K thuộc AC, kẻ AD vuông góc với BK .Chứng minh Tam giác BHK đồng dạng với Tam giác BDC

c) chứng minh BD²/AB²=BH . DC /HK .BK

Which expression gives the area of the triangle shown below

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)