Respuesta :

Answer:

B

Step-by-step explanation:

First, the formula of a triangle is l x h/2, so 6 x 7 = 42, but 42/2 = 21 so your answer is B

Hope this helps!

Answer:

B I think

Step-by-step explanation:

7 x 6 divided by 2 = 21

It doesn't have the lengths of the rectangle.