Read the following statement: if the sum of two angles is 90°, then the angles are complementary. the hypothesis of the statement is:

there are two angles.
the sum of two angles is 90°.
the angles are complementary.
angles are complementary if their sum is 90°.

6n^2-7n-75=0 solve by quadratic formula

What is the absolute value of the complex number -4-sqrt2i

*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