Use deductive reasoning to select the appropriate conclusion. If two planes intersect, then they intersect in exactly one line.

Planes ℜ and ℑ intersect.

A Planes ℜ and ℑ intersect in exactly one line.
B All lines are formed by the intersection of two planes.
C Any line can be formed by the intersection of planes ℜ and ℑ.
D Planes ℜ and ℑ intersect at exactly one point.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

Sara has been reading about different types of financial grants, including federal pell grants, academic competitiveness grants, smart grants, and teach grants. which statement about these grants is true? filling out a fafsa will not her apply for these grants. she will not have to pay back any funds she receives from these grants. these grants only go to students with less than a 3.0 gpa. she will have to pay back all the funds she receives from these grants.