First find the area of the rectangle by multiplying the length and width of the rectangle, so 12 x25=300. Then find the area of the triangle, which is length x height/ 2. So 8 x 25=200/2=100. Then add the two answers together to get 400.
Answer:
12 is the answer thanks for asking in
This is how i worked it out.
Good Luck
The letter A !!!!! has the solution x=6 that it the same solution