Respuesta :

wegnerkolmp2741o

Answer:

A = 21 in ^2

Step-by-step explanation:

The area of a triangle is

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

b = (3+3)  = 6 and height is 7

A = 1/2 6*7

A = 1/2 *42

A = 21 in ^2