Step-by-step explanation:
In parallelogram Both pairs of opposite sides are parallel
check the picture below.
so the playground is really just 3 rectangles and one triangle, now the triangle has a base of 8 and a height of 6. We can simply get the area of each figure, sum them up and that's the area of the playground.

The answer would be the first one
The answer is 272 + 102 which equals 374yd^2