Help me please. I'm testing and If i get any of these wrong I'll fail. Seriously help me :D

What is not true about kl and mn? what is mn? (show )

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. solve this quadratic equation using the quadratic formula. 2x2 - 2x=1 need asap

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?