JS Viewer atistical Page 20 of 20 4.7 Themba wants to fix a TV aerial. He positions a step ladder as shown in the diagram. The step ladder (a) is 7m long. The base of the step ladder (b) is 3m from the wall (c). с b Calculate the height of the wall. Show your working.

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?

The triangles are similar. what is the value of x? enter your answer in the box.