PLEASE HELP! I WILL MARK BRAINLIEST Which expression(s) have a greatest common factor (GCF) of 3xy^2 with 42xy^4?

A. 6x^2y^2

B. 15xy^2 z

C. 27x^3y^2

D. 9xy^3

What is the value of x? enter your answer in the box. x = two intersecting tangents that form an angle of x degrees and an angle of 134 degrees.

If you answer right ill give brainliest, : )

Use δjkl and δmpn to determine whether don's claim is true or false. which of the following should don use to prove the triangles are similar? sss sas aas aa