Which of the following is not true?

Determine the relationship of ab and cd given the following points

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.