Math Open Reference. A transformation where each point in a shape appears at an equal distance on the opposite side of a given line - the line of reflection. Try this Drag any orange dot to move the line of reflection or reshape the triangle. In this transformation, we start with a given shape.
History and Origins of Belly Dance. The Terminology. The origin of the name âbelly danceâ comes from the French Danse du ventre, which translates as âdance of the stomachâ. Sol Bloom is said to have been the first one to use the English term belly dance, for the dancers of the Chicagoâs World Fair in 1893.
False, the Polka is a traditional Central European Dance that (may) have originated in the middle of the 19th Century in Czech lands. The word comes from the Czech word Pulka, â¦ meaning 'little half' refering to the short steps of the dance.t was popularized in the Islands not later than 1859. It was usually performed as a ballroom dance during fiestas or grand social affairs. The basic dance step of the polka is executed to a duple meter with a step-close-step pattern following the one-and-two rhythm.