The smaller triangle was dilated to form the larger triangle. What is the value of x?

Me write an equation for the interior angles of this triangle that uses the triangle sum theorem

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.