⦁you roll two standard number cubes. what is the probability that the sum is odd, given than one of the number cubes shows a 4?

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

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Aadc is formed by reflecting aabc across line segment ac, as shown in the figure. if the length of ac is 4 units, the area of aadc is square units.