Rotation. In this animated Math Shorts video from the Utah Education Network, learn about rotation, which describes how a geometric shape turns around a point, called the center of rotation. When a geometric shape rotates on a coordinate plane, it stays exactly the same distance from the center of rotation.
Which birth control methods also protect against sexually transmitted infections (STIs)? The male latex or polyurethane condom gives the best protection against STIs. The female condom provides some protection. With all other methods, you also should use a male or female condom to protect against STIs.
Condoms are a barrier method of contraception that, when used consistently and correctly, can prevent pregnancy by blocking the passage of semen into the vaginal canal. Condoms can also prevent the exchange of blood, semen, and vaginal secretions, which are the primary routes of STD transmission. In recent years, as a result of misinformation and insufficient research, the efficacy of condoms, especially in terms of STD prevention, has been debated in many forums.