a cyclist won a race riding a bicycle in which the wheel had a 67 cm diameter. The riders overall average linear speed during the race was 39.596km/hour. What was the angular speed in revolutions per hour?

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

Ihonestly have no clue if it's each or none.