How much is the circle is shaded if 1/2 and 2/7 are not

Which of the following three dimensional figures has a circle as it’s base

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′.

Which of the following is an equation of a line parallel to the equation y=4x+1?