Question

❤❤❤❤❤✍✍
plzzz solve this guys!!

show that the following points taken in order form the vertices of a parallelogram.

(i) A(-3,1), B(-6,-7), C(3,-9) and D(6,-1)

(ii) A(-7,-3), B(5,10), C(15,8) and D(3,-5)

Answer 1

I'm giving answer for 1st one u do the next in same way