Select all the expressions that have a greatest common factor (GCF) of 3xy^2 with 42xy^4.
A. 6x^2y^2
B. 15xy^2z
C. 27x^3y^2
D. 9xy^3
E. 21xy^2

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

Read the equations in the table below. then drag a description of the situation and a table to represent each equation. indicate whether each of the relationships is proportional or non-proportional.

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?