Answer:
Its D.
Step-by-step explanation:
Just did it.
It would be 55.88 but if you round it it would be 55.9 then round it again it would be 56%.
yes
k = 140°
The sum of the interior angles of any triangle = 180°.
64° + 76° + x = 180°
x = 40°
40° + k = 180° because they are supplementary angles
