Question

ABCD is a parallelogram.
AB=14, AD=10, DO=7, AC=18
Find:
DC=?, BC=?, OA=?, OC=?, OB=?, DB=?

Answer 1

DC=14,BC=10,OA=9,OC=9,OB=7,DB=14

Answer 2

thank you ^^

Answer 3

why is it that DB is 14? @losan

Answer 4

In a parallelogram two pairs of opposite sides are equal

Answer 5

But I put there is 18 not 14 in AC, right? 'w'?

Answer 6

so that,s not a problem if ABCD is a parallelogram then AC becomes the diagonal

Answer 7

oh, thank you !!!! ^^

Answer 8

u r welcome:)