Answer:
draw with a ruler and calculate height then
1/2× base × height
you will get the answer
11.971 - Option B
Step-by-step explanation:
Use the formula [tex]\frac{1}{2} * a*b*sin(C)[/tex]:
[tex]\frac{1}{2} * 7*10*sin(20) = 11.971 \\[/tex]
