In △ABC, a A=a B=60°, AC =√13 cm. The lines AD and BD intersect – McqOptions

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1.	In △ABC, a A=a B=60°, AC =√13 cm. The lines AD and BD intersect at D with a D = 90°, If DB = 2 cm, then the length of AD is:
A.	4 cm
B.	4.7 cm
C.	3 cm
D.	3.5 cm
Answer» D. 3.5 cm

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