Does anybody want points here you go

Which of the fallowing best completes the sequence 5,10,15, a) 30 b) 22 c)25 d)35

Type the correct answer in each box. spell all words correctly. a sequence of transformations maps ∆abc onto ∆a″b″c″. the type of transformation that maps ∆abc onto ∆a′b′c′ is a . when ∆a′b′c′ is reflected across the line x = -2 to form ∆a″b″c″, vertex of ∆a″b″c″ will have the same coordinates as b′.

How can you construct perpendicular lines and prove theorems about perpendicular lines