find AD and AE......... .
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AE = AB/ 2 = 14 / 2 = 7cm
Now in triangle AED
AD is the hypotenuse
Applying pythagoras theorem
AE ^2 + ED ^2 = AD^2
(7)^2 + (12)^2 = AD^2
49 + 144 = AD^2
AD^2 = 193
AD = underoot 193
Now in triangle AED
AD is the hypotenuse
Applying pythagoras theorem
AE ^2 + ED ^2 = AD^2
(7)^2 + (12)^2 = AD^2
49 + 144 = AD^2
AD^2 = 193
AD = underoot 193
AARAV494:
lol AB not half AE and EB
ok
sorry
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