Please help me find the area and perimeter of this triangle.

Which matrix can be multiplied to the left of a vector matrix to get a new vector matrix ?

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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