Tell whether the statement is true or false.
1.every parallegrom is a rectangle.
2.the consecutive sides of a square are perpendicular to each other.
3. The opposite angles of a rhombus are congruent.
4.the consecutive angles of a rhombus are supplementary.
5.a rectangle has one right angle.
6.a square is a rectangle.
7.the diagonals of a rhombus is congruent.
8.a rhombus is a square.
9.a square is a rectangle and a rhombus.
10.the diagonals of a square form 6 pairs of congruent triangles.