In a right triangle, the side opposite the 42° angle is 5 cm long. How long is the hypotenuse, to the nearest tenth of a centimetre?

Precalculus question, image attached.

72 the length of a side of a triangle is 36. a line parallel to that side divides the triangle into two parts of equal area. find the length of the segment determined by the points of intersection between the line and the other two sides of the triangle.

Find the distance between the point (-3,-4), and (see the picture below)