Which number best represents the situation. "A plane descends 1, 500ft?
1,500
15
-1,500
-15

If chord ab is congruent to chord cd, then what must be true about ef and eg?

These tables represent a quadratic function with a vertex at (0, -1). what is the average rate of change for the interval from x = 9 to x = 10?

Lucy spent $165 in december using a new credit card. in january, she began paying between $15 and $25 each month towards her account balance.