Properties of All Trapezoids

A trapezoid is a quadrilateral with exactly one pair of opposite sides that are ________________.

• perpendicular

• parallel

In a trapezoid, the parallel sides are called the __________ and the non-parallel sides are called the ________.

• bases and legs

• legs and bases

• legs and diagonals

• diagonals and bases

If the legs of a trapezoid are congruent, then it is an _________ trapezoid.

• Right Trapezoid

• Equilateral Trapezoid

• Isosceles Trapezoid

• Scalene Trapezoid

In an Isosceles Trapezoid, pairs of base angles are ALWAYS congruent.

• True

• False

In an Isosceles Trapezoid, diagonals are SOMETIMES congruent.

• True

• False

• 51

• 87

• 93

• 129

• 31

• 62

• 118

• 149

Solve for x.

• 15

• 54

• 6

• 126

• 10

• 57

• 5

• 13

• 112

• 68
  

• 56

• 34