The perimeter of a rhombus is 68 cm and one of its diagonals is 16 cm. Find its area?
Choose the most appropriate option.
A) 229
B) 240
C) 228
D) 218
E) 219
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?