1. Adjacent means they are next to each other and share equal common side and vertex. So its angleRUS and angleSUT. 2. If you see that little square that equals to 90 degrees so it’s the same thing as the adjacent 3. and M should be the line between V and T
Answer- 7.65 cm explanation- the perimeter is just all the the sides lengths added together. since we know a square has four equal sides, we know that each side has to be the same length. so you divide 30.6 by 4 to get 7.65 cm.
