Suppose that the trace of a matrix is , and the determinant is . Find the eigenvalues of .smaller eigenvalue

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?