Which answer choice shows the formula that would help you solve for the area of this shape?
- \left(10\cdot2\right)+\left(9\cdot2\right)
- \left(6\cdot2\right)+\left(9\cdot2\right)
- \left(10\cdot2\right)+\left(7\cdot4\right)
- \left(10\cdot2\right)+\left(9\cdot6\right)