HELP ASAP

IDK WHAT THIS IS HELP

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.