ABC has coordinates A(-3, 1), B(1, 2) and C(-1, 4). Write the coordinates of the image in matrix form.
a dilation four times the original size

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

What is the absolute value of -100000000000000?

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.