How many lines of symmetry does this regular polygon have

a.0
b.1
c.2
d.5

Tamera puts 15/4 gallons of gasoline in her car. which mixed number represents the gallons of gasoline? a) 2 3/4 gallons b) 3 1/4 gallons c) 3 3/4 gallons d) 4 1/2 gallons answer it's worth a lot of points!

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Which rule describes the composition of transformations that maps △abc to △a”b”c