On the board, your teacher shows an example of finding the range.
One of the numbers is erased, leaving what is shown.

Which of the following could NOT be true?

Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Just tell me how to set up the equation.