6 times a number is 27 less than the square of that number. Find the positive solution.

What is the value of x in the diagram below?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex