The perimeter of triangle abc is 54. the triangle has side lengths ab=3x, bc=4x, and ac= 5x. find the length of each side.

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

What is the missing reason in step 5? linear pair postulategivendefinition of complementary anglescongruent complements theorem

Average acceleration: i have no idea how to do this.