If 25% more than a number is 325, what is 20% less than the number?

How are sas and sss used to show that two triangles are congruent?

An incoming airplane is x miles due north from the control tower at an airport. a second incoming airplane is y miles due east of the same control tower. the shortest distance between the two airplanes is z miles. which of the following functions would best model the situation above?

2and 3 are angles. complementary vertical congruent supplementary