The number e is an irrational number approximately equal to 2.718 between which pair of square roots does e fall

David is spreading mulch on a triangular area of his flower bed. the coordinates of the vertices of the area are (1, 3), (9, 3), and (4, 6). what is the area of the triangle if each square has an area of 3 square feet?

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.