Figure out the correct trig function to use in order to set up an equation and round any decimal to the nearest 10th

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Triangle knm is what is true about the sides of knm

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick