Question

In the figure, the height of the vertical pole PO is___m.

Answer 1

@phi

Answer 2

don't we need a distance between two points ? otherwise, this figure could be at any scale (tiny or large)

Answer 3

there's no length given in the question and the figure.
The question is just like this only.

Answer 4

with only this information, we can't find the length of PO except with reference to another segment

Answer 5

the height of the vertical pole PO is___m

does that m at the end stand for meters? If so, we need a distance.

Answer 6

do we know <AOB is 90º ?

Answer 7

yup