Respuesta :

Answer:

A = 14 units ^2

Step-by-step explanation:

The area of a triangle is

A = 1/2 b h  where b is the base and h is the height

b = the length of EF  which is 7 units

h = D to the line EF which is 4 units

A = 1/2 (7*4)

A = 14 units ^2