Question

Yes or no?

1) diagonals of a rhombus are equal?
2) rectangles are parallelograms
3) diagonals of a rectangle bisect the angles?
4) a parallelogram has adjacent equal sides?
5) the diagonals of a rhombus intersect at right angles?
6) a square is a rectangle with equal sides?

Answer 1

1). Sometimes.
2). Always.
3). Sometimes.
4). Sometimes.
5). Always.
6). Always.