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Mathematics 17 Online
OpenStudy (anonymous):

Can anybody tell me how to find DB?

OpenStudy (anonymous):

OpenStudy (anonymous):

Okay, I got that.

Nnesha (nnesha):

wait b suppose to be d and d suppose to be b

Nnesha (nnesha):

set proportiona|dw:1428988438243:dw| \[\large\rm \frac{ a }{ b } = \frac{ c }{ d }\]

Nnesha (nnesha):

same like in ur question missing part is x |dw:1429007176037:dw| set up proportion and then cross multiply

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