Which mixed number is equivalent to the improper fraction 4/25? 425

745

825

935

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

Solve the inequaliy: (x^2+2)(x−2)^2(6−2x)> 0