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Brij Kishore

· started a discussion

· 1 Months ago

doubt (Question: 248840.0 )

how BC=CD ???????

Question:
ABC is a triangle, right angled at B and D is a point on BC produced (BD > BC), such that BD = 2BC. Which one of the following is correct?
Options:
A) AD2 = AC2 + 2AB2
B) AD2 = AC2 + 3CD2
C) AD2 = AC2 + 3AB2
D) AC2 = AD2 + 3CD2
Solution:

Ans: (b) 


Brij Kishore

· commented

· 1 Months ago

got it
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