The ratio of boys to girls at a movie is 8:7. If there are 21 girls, how many boys are at the movie?

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

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′.

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?