Abcdefghijklmnopqrstuvwxyz now i know my abc´s

also heres these points. n a pic of me :)

What is the radius of the cone in the diagram? round your answer to the nearest whole number

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

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2