Whereas the density of the hemisphere at any point is proportional to it's density, then
The full answer in attachment, we use the partial integral using the <span>spherical coordinates,
and we find that </span>the mass of h = <span>πK/2</span>
The area of parallelogram is 108 square inches
<em><u>Solution:</u></em>
<em><u>The formula for area of parallelogram is:</u></em>

From given,


<em><u>Convert feet to inches</u></em>
1 feet = 12 inches

<em><u>Therefore, area of parallelogram is:</u></em>

Thus area of parallelogram is 108 square inches
It is true. YOU'RE WELCOME :D