What is the greatest number of intersection points 4 coplanar line can have? waht is the greatest number of planes determined by 4 noncollinear points?

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?

The statement tan theta= -12/5, csc theta=-13/12, and the terminal point determained by theta is in quadrant two