Question

ABCD is a rhombus whose diagonals AC and BD intersect at point O if side a b is equal to 10 cm and diagonal BD is equal to 16 cm find the length of the diagonal AC ?
According to class 8

Answer 1

OB=8,AC=10,ANGLE AOB=90 degree
so AOB= right angle triangle
hence AO=6
AC=2(AO)
So.....AC=6×2
=12