Tessa claims that a rotation of 90° clockwise about the center of some polygons will carry the polygon onto itself. select two polygons that support tessa's claim.

A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.

What is 6/10 rounded to the nearest half

The sum of two numbers is 0. twice the smaller number subtracted from 3 times the larger number is 10. let x represent the larger number and y represent the smaller number. what is the equation