Question-49651

Question Number 49651 by ajfour last updated on 08/Dec/18

Commented by ajfour last updated on 08/Dec/18

I f A P = a, B P = b, C P = c, D P = d,

f i n d s i d e s p, q o f r e c t a n g l e .

Commented by mr W last updated on 09/Dec/18

n i c e m e t h o d s i r!

(i i i) - (i v) :

k = \frac{c^{2} - d^{2} - q^{2}}{2 q}

(i i) - (i) :

k = \frac{b^{2} - a^{2} - q^{2}}{2 q}

\Rightarrow c^{2} - d^{2} = b^{2} - a^{2}

i . e . w e c a n o n l y g i v e a, b, c .

\Rightarrow d^{2} = a^{2} + c^{2} - b^{2}

Commented by ajfour last updated on 09/Dec/18

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