Find the area of a parallelogram with base 21 cm and height 11 cm? Choose the correct choice from the following options.
A) 231
B) 284
C) 288
D) 255
E) 122
231rea of a parallelogram = base * height   = 21 * 11= 
<gadget id="calculator">21 * 11</gadget>
<output>231</output>
231 cm2   231nswer: 231
<result>A</result>
Find the area of a parallelogram with base 21 cm and height 11 cm?