What is ED ? two segments A D and B C intersect at point E to form two triangles A B E and D C E. Side A B is parallel to side D C. A E is labeled 2 x plus 4. E D is labeled x plus 4. C D is 6 units. A B is 9 units.

Mr. walker gave his class the function f(x) = (x + 3)(x + 5). four students made a claim about the function. each student’s claim is below. jeremiah: the y-intercept is at (15, 0). lindsay: the x-intercepts are at (–3, 0) and (5, 0). stephen: the vertex is at (–4, –1). alexis: the midpoint between the x-intercepts is at (4, 0). which student’s claim about the function is correct?

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

For the inequality |c| < |d| to be true, which of the following must be true?