ASSEMBLY A technician is assembling parts for a large radio antenna, For each part, he attaches two metal bars to a 3-foot-long cross-plece so that a triangle is formed with each metal bar meeting the cross-plece at a 40° angle. Which postulate or theorem guarantees that all
triangles formed this way are congruent?

What is the value of x in the diagram below?

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

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.