Which point represents the quotient of 4+31 ?​

Just tell me how to set up the equation.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo