Question

abc is similar to def bc 3cm ef 4cm and the area of triangle ABC 54cm square determine the area of triangle of def

Answer 1

area of triangle abc/area of triangle def =
bc^2/ef^2

54/area of triangle def = (3/4)^2


^ means to the power
2^2=4 3^3 = 9

area of triangle def = 96cm^2