... makes a parallelogram. A parallelogram is a four sided plane figure with opposite sides parallel. The front triangle actually forms into a shape of a quadrilateral. That is a plane figure having four sides and four angles (Encarta 97 Encyclopedia). The second part of the bike is the wheels. The wheel provides energy, movement, and direction. The larger the size of your wheel, the more distance you ... once, using the formula, the rider has moved 6.8ft. The last important part of the bike is the gears. The gears of the bike are measured in ratio. Ratio is defined as "relation in degree o...

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• Grade Level: High School