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Q.


Let ABC is an isosceles triangle in which altitudes BE and CF are drawn to equal sides AC and AB respectively (see figure). What is the relation between BE and CF?
Question Image

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a

BE=CF    

b

BECF  

c

BE<CF  

d

BE>CF       

answer is A.

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Detailed Solution

Given that,
ΔABC   is an isosceles triangle such that AB = AC with altitudes BE and CF.
Question Image                     
Consider Question Image
Question Image Thus, by AAS congruence criteria:
Question Image
We know that corresponding parts of congruent triangles are equal.
Question Image
Hence, Question ImageSo, option (1) is correct.
 
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