Which of the following information is contained in the left column of a two-column proof? a. corollaries b. reasons c. contradictions d. statements

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Iwant to know what 3g+5h+4g-2h is my teacher is too selfish to tell us

Asquare picture with sides of 32 inches is to be mounted on a square mat with sides of 52 inches. find the area of the mat that will remain uncovered by the picture.