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ABC is an isosceles triangle with AB = AC and AD is one of its altitudes.

i) State the three pairs of equal parts in ΔADB and ΔADC.

ii) Is ΔADB = ΔADC ? Why or why not ?

iii) Is ∠B = ∠C ? Why or why not ?

1 Answer

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Best answer

i)) ∠ADB = ∠ADC Right angle 

AB = AC hypotenuse; AD = AD common side

ii) Yes, 

by R.H.S congruence

iii) Yes 

by c.p.c.t

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