Question

if a a upon b = c upon d then b upon a = d upon c , then is​

Answer 1

Answer:

your question is not correctly written

Answer 2

According to the question,

If,

$= > \frac{a}{b} = \frac{c}{d}$

then,

$= > \frac{b}{a} = \frac{d}{c}$

Hope this answer helps you ^_^ !