What is the length of the longer of the two chords shown?

Length of longer chord =
units

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2