In an axiomatic system, which category do points, lines, and planes belong to?

What is the y intercept of f(x)=(1/2)^x?

Find the domain of the following expression: 1/(√x)-2

*let m∠cob = 50°30’, m∠aob = 70° and m∠aoc = 20°30’. could point c be in the interior of ∠aob? why? a. point c could be the interior of aob but it is not the only case b. point c is the interior of aob c. point c is not the interior of aob d. the given is not possible for the plane geometry answer