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Find AB

Find AB

D 11.5
C
18.7
M
N
А
B.
АВ:

Find AB Find AB D 11.5 C 18.7 M N А B. АВ:-example-1
User Fmchan
by
4.7k points

1 Answer

10 votes

Answer:

  • AB = 25.9 units

Explanation:

The midsegment of the trapezoid is the average of its bases:

  • MN = 1/2(DC + AB)
  • 18.7 = 1/2(11.5 + AB)
  • 11.5 + AB = 18.7*2
  • 11.5 + AB = 37.4
  • AB = 37.4 - 11.5
  • AB = 25.9
User Luella
by
4.7k points