Respuesta :
The formula of area of triangle is given by
[tex] A= \frac{1}{2} b*h [/tex]
Where b is the base and h is the height .
In the given question, base ,b = 3 feet
Height, h= 6 feet
Substituting the values of b and h in the formula, we will get
[tex] A = \frac{1}{2}*3*6 = 9 ft^2 [/tex]
Correct option is C .