Please help Sketch a graph of the circle and label the center and the endpoints of the horizontal and vertical diameter

It’s 24.6 after you round to the nearest tenths the answer should be 25.0

This is what i found “an explicit formula designates the nth term of the sequence, as an expression of n (where n = the term's location). it defines the sequence as a formula in terms of n. this example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).” i hope this you for what your looking for. can you plz mark me brainliest?