Write the equation of a circle that has a center at the origin and a radius with a length of 3 inches.

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Find the area of the triangle shown 3 by 6

A50% increase followed by 33 1/2% decrease