The midline of a trapezoid
Answers are for parents and teachers.
1
The bases of a trapezoid are 17 cm and 33 cm. How long is the midline (cm)?
25
2
A trapezoid has perimeter 56 cm and legs 10 cm and 14 cm. How long is the midline (cm)?
16
3
The midline of a trapezoid is 11 cm and the bases differ by 8 cm. How long is the larger base (cm)?
15
4
The midline of an isosceles trapezoid is 15 cm and a leg is 7 cm. What is the perimeter (cm)?
44
5
State in your own words the two claims of the midline theorem: parallelism and length.
The midline is parallel to the bases; its length is half the sum of the bases.