Isosceles Trapezoid Properties

A trapezoid is a parallelogram.

• True
• False

Base angles of an isosceles trapezoid are _____.

• neither
• supplementary
• congruent

The legs of an isosceles trapezoid are _____.

• parallel
• perpendicular
• congruent
• skew

The midsegment of a trapezoid is half the sum of the bases.

• True
• False

A trapezoid is a quadrilateral with exactly one pair of _____ sides.

• parallel
• congruent
• perpendicular
• skew

Find the measure of DG.

• 14
• 28
• 12
• 16

Find the missing angle of the trapezoid.

• 65
• 115
• 180
• None of these

Find the value of x.

• 23
• 28
• 30
• Cannot be determined

Find the measure of ∠1:

• 79°
• 101°
• 72°
• 180°

A trapezoid is a parallelogram.

• True
• False