The diagonals of a rhombus are 12 cm and 20 cm. Find its area?  Select the correct option.
A) 176 B) 186 C) 120 D) 179 E) 172
1/2 * 12 * 20= 
<gadget id="calculator">1/2 * 12 * 20</gadget>
<output>120</output>
120   Answer:120
<result>C</result>
The diagonals of a rhombus are 12 cm and 20 cm. Find its area?