Which equation represents a proportional relationship that has a constant of proportionality equal to One-fifth?

For what value of (y) is 3^3/3^y =1/9

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

One of the complementary angles is 4 degrees mor than the other. find the angles (recall that complementary angles are angles whose sum is 90 degrees.) which of the following can not be used to solve the problem if x represents one of the angles? a. 2x-4=90 b. 2x+4=90 c. x+4=90