Respuesta :

Answer:

15 cm squared

Step-by-step explanation:

First we solve the area for the first triangle:

h(b)/2 = area

3(5)/2 = 7.5

Now since there are 2 triangles, we multiply it by 2 to get the area of both put together :)

7.5 x 2

15

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Answer:

  15 cm²

Step-by-step explanation:

The formula for the area of a parallelogram is ...

  A = bh

Using the given dimensions, we find the area to be ...

  A = (5 cm)(3 cm) = 15 cm²