Write the recursive formula for the geometric sequence.

a1 = -2 a2 = 8 a3 = -32

Given abcd ac=38 and ae=3x+4 find the value of x

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane. which of the following expressions represents the perimeter of triangle of triangle eca in units