Me answer this. riddle: i am the most basic building block in geometry. i look like a dot but you actually can't see me, unless you "see" me in your mind. although i am nothing, 2 of me makes a 1-dimensional being and 3 of me, not on the same line, make a 2-dimensional being! what am i?

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Find the zeros of each function. f(x) = x^2 + 5x - 6