The sides of a triangle are 16 cm, 30 cm and 34 cm respectively. At each vertices, circles of radius 7 cm are drawn. What is the area of the triangle. excluding the portion covered by the sectors of the triangle? ($$\pi = \frac{22}{7}$$ )

A

172 $$cm^2$$

B

163 $$cm^2$$

C

196 $$cm^2$$

D

86 $$cm^2$$