In an isosceles triangle ABC, AB = AC = 25 cm, BC = 14 cm. Calculate the altitude from A on BC.

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asked Feb 13, 2018 in Mathematics by sforrest072 (157,439 points) 60 409 933

In an isosceles triangle ABC, AB = AC = 25 cm, BC = 14 cm. Calculate the altitude from A on BC.

1 Answer

+1 vote
answered Feb 13, 2018 by mdsamim (213,225 points) 5 10 15
selected Feb 13, 2018 by sforrest072
 
Best answer

We have
AB = AC = 25 cm and BC = 14 cm
In ΔABD and ΔACD
∠ADB = ∠ADC               [Each 90°]
AB = AC                           [Each 25 cm]

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