Supp that ab and ef are corresponding sides of similar triangles. if ab =nd the scale factor is 3, what is ef ab=21.0 ef=21.0

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.

Which strategy is used by public health to reduce the incidence of food poisoning?

Which equation represents a direct linear variationa. y=x2b. y=2/5xc. y=1/xd. y=x+3