The perimeter of a rhombus is 68 cm and one of its diagonals is 16 cm. Find its area? Select.
A) 288 B) 240 C) 267 D) 299 E) 162
4a = 68 =&gt; a = 17   172 – 82 = 152   1/2 * 16 * 30= 
<gadget id="calculator">1/2 * 16 * 30</gadget>
<output>240</output>
240   Answer:240
<result>B</result>
The perimeter of a rhombus is 68 cm and one of its diagonals is 16 cm. Find its area?