Parallelogram

• both pairs of oppisite sides are congruent
• both pairs of oppisite angles are congruent

Rectangles

• 4 right angles
• diagonals are congruent

Rhombus

• parellelogram with 4 congruent sides
• diagonals are perpendicular
• pair of oppisite angles

Square

• all sides are congruent
• angles are are congruent
•  diagonals intersect at 90 degrees

ISOSCELES TRAPEZOID

SIDE PROPERTIES

1 pair of parallel sides,other side isn't

ANGLE PROPERTIES

Base Angles are Congruent, Consectutive Angles are too.

DIAGONALS PROPERTIES

n/a

b²-4ac

- Right on the x-axis - 1 Real Solutions

-Negative Discriminant

• Goes over x-axis

- 0 Real Solution

-Negative Discriminant - Goes over x-axis - 0 Real Solution

- Positive Discriminant - Doesnt Cross Over -2 Real Solutions .

Kite

• 2 pair of congruent sides
• consective sides are not congruent

Quadrilaterals

• four sides
• sum of the interior angles is 360 degrees

Conditional Statements

SSS, SAS, AAS, ASA

SSS

SSS Triangle ABC is congruent to Triangle FED

SAS