A Rhombus is a type of parallelogram. It is a parallelogram with 4 congruent sides A Rhombus is a type of parallelogram. A rhombus has ALL of the qualities of a parallelogram Both pairs of opposite sides are parallel ► ► A rhombus has ALL of the qualities of a parallelogram Both pairs of opposite sides are congruent A rhombus has ALL of the qualities of a parallelogram A pair of opposite sides are both II and ≅ ► ► A rhombus has ALL of the qualities of a parallelogram Both pairs of opposite angles are congruent ◞ ◞ ◝ ◟ ◜ ◜ A rhombus has ALL of the qualities of a parallelogram Diagonals BISECT each other (cut each other in half) A rhombus also has these special properties... All four sides are congruent (the same) A rhombus also has these special properties... Diagonals are perpendicular (form 90 degree angles) A rhombus also has these special properties... Diagonals BISECT each corner angle 34 ∘ 34 ∘ 56 ∘ 56 ∘ 56 ∘ 56 ∘ 34 34 ∘ ∘ Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle 53 ∘ 53 ∘ Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle 22 22 22 22 Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle 37 ∘ 5 5 Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle A 32 32 ∘ ∘ B 58 ∘ 58 ∘ 58 ∘ 58 ∘ D 32 32 ∘ ∘ C Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle 4y 4y 62 4y ∘ 4y Why is this a rhombus??? All four sides are congruent (the same) Diagonals are perpendicular (form 90 angles) Diagonals BISECT each corner angle A B 60 D 30 C Why is this a rhombus??? The third triangle angle MUST be 90 (180 - 60 - 30 = 90) ANSWER: Diagonals are perpendicular (form 90 angles) A B 60 D 30 C |