If the first angle of a triangle is x + 45, the second angle is (x + 45) - 30, and the third angle is 2x + (x + 45). What are the measurements of each angle? Remember the total of a triangle is 180.

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?