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In a Delta^("le")ABC lfloorB=60^(@) then...

In `a Delta^("le")ABC lfloorB=60^(@)` then

A

`(a-b)^(2)=c^(2)-ab`

B

`(b-c)^(2)= a^(2)-bc`

C

`(c-a)^(2)=b^(2)-ac`

D

`a^(2)+b^(2)+c^(2)=2b^(2)+ac`

Text Solution

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The correct Answer is:
C, D
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