Which of the following is not a requirement for using two-way analysis of variance to test for an interaction effect,
an effect from the row factor, and
an effect from the column factor?

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Ineed to know the answer to this algebra question.

In the diagram, the ratios of two pairs of corresponding sides are equal to prove that almn - axyz by the sas similarity theorem, it also needs to be shown that x 6 z un z zz un = 2x zləzz lezy