Question 399602
the area (S) of the parallelogram:
{{{S=a*b*sin(c)}}}
a=8 inches, b=15 inches, c=120 degrees.
{{{S=8*15*sin(120)}}}
{{{S=120*(sqrt(3)/2)}}}
{{{S=60*sqrt(3)}}}
{{{S=103.92}}}square inches