Find the area of an equilateral triangle (regular 3-gon) with the given measurement.3-inch radius a = sq. in.

What properties allow transformation to be used as a problem solving tool

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?