alaj6878
alaj6878
03.03.2021 • 
Mathematics

9. The diagonal BD divides quadrilateral ABCD into a right triangle and an equilateral triangle, as shown
below. The given dimensions are in centimeters. How
many centimeters long is AD ?
A. V14
В.
B. 7
10
8
D. 14
E. 28
C 6 D

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