Step-by-step explanation:
Question 4? is (maybe) C because a square and a rectangle's diagonals are perpendicular.
Question 5- True
Question 6- False, a square is always a rombi but a rombi isn't always a square.
Question 7- True
Question 8- True, because if they didn' then they wouldn't equal 360 degrees and the sum of a trapezoids interior angles has to add up to 360 degrees.
