Which is equivalent to squareroot 56c exponent 16 divided by 162c exponent 3 after it has been simplified completely?

What is the length of the segment joining the points at (4,5) and (6,-2) round to the nearest tenth if necessary

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.