Question

If a, b are natural numbers, PQRS is a square and P, Q, R, S are mid points of AB, AD, CD, BC respectively, then
a + b is
​

Answer 1

Answer:

see the images might be helpful for you

Answer 2

Answer:

(7,11)

Step-by-step explanation:

Join BD and AC intersect at point O.

The Coordinates of point O= ($\frac{5+3}{2}$,$\frac{9+3}{2}$)=(4,6)

Now for (a, b)    ==> ($\frac{a+1}{2}$, $\frac{b+1}{2}$)=(4,6)

                       by solving we get , a=7 and b=11

hence,  a+b=18  

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