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In ABC D and E are the midpoints of sides BC...

This question belongs to Arithmetic Ability Geometry
Geometry
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In ΔABC, D and E are the midpoints of sides BC and AC, respectively, AD and BE intersect at G at right angle. If AD = 18 cm and BE = 12 cm, then the length of DC (in cm) is:

Answer & Solution
Correct Answer: Option A
Geometry mcq question image
AD = 18
BE = 12
BO = 8
DG = 6
ΔDGB
Geometry mcq question image
82 + 62 = BD2
BD = 10
BD = CD = 10
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