The bases of the trapezoid are 11 cm and 17 cm. What is the middle line of the trapezoid?
| December 15, 2020 | education
The middle line of a trapezoid is equal to half the sum of its bases. Thus, we find the midline of the trapezoid using:
(11 + 17) ÷ 2 = 38 ÷ 2 = 19 cm.
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