Abicyclist started riding at 8: 00am. the diagram below shows the distance the bicyclist had traveled at different times. what was the bicyclist’s average rate of speed in miles per hour?

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *