What is the seventh term in the sequence with nth term formula -5n - 13?

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

Find the slope and the y-intercept if there's one and the equation of the line given these two points( 3, 2) and( 3, -4)

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).