Which properties are best used prove a quadrilateral is a rhombus?
a) Diagonals are congruent and perpendicular.
Ob) Diagonals bisect and are perpendicular.
C) Opposite sides are parallel and congruent.
d) Opposite sides are congruent.

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost. swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Pete is making decorations for a dinner party. the instructions tell him to use 9 flowers for a medium-sized decoration. complete each statement to adjust the flowers for different-sized decorations based on these instructions.