The correct answer is D. 40
Since Seina is 4cm taller, her height is h+4.
I'm pretty sure this is the answer:
(10)sin(40°) = AC
It's <em>sin </em>becasue it <em>needs </em>the opposite side of 40° and <em>has </em>the hypotenuse.
Answer: 2 - 4x = 6
Please mark me as brainliest
