In the given. figure. O is the centre of a circle, AB is the
diameter and DO perpendicular AB, prove
that angke AEC= angle ODA​

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

Find the distance between (0,5) & (-4,2)

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.