Which triangle always has sides with three different lengths? a. isosceles b. scalene c. equilateral d. right

12 point are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?