The frequency of red light is 400,000,000,000,000. Use scientific notation to write the frequency. A) 4.0 x 104 B) 4.0 x 105 C) 4.0 x 1013 D) 4.0 x 1014

*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