Y=7x-1 is that what youre looking for?
I think the answer is 140, because in the question is asked twice angle R, so I multiplied 70 x 2= 140.
Answer= 140
Hope this helps!!
and sorry if I get it wrong
Oh please first if the rectangle was compete, it's area would be 8.
The area of the missing triangle is
=2.
8-2=6<u> </u>
<u>And there you go! Your answer is 6.</u>