Question

Fan + Medal for just one question.

Find the value of X.

Answer 1

Adding all the angles of a triangle gives you 180.

Answer 2

From the diagram, we can see that EF = DF

Answer 3

This means that angle E is equal to angle x

Answer 4

Thus, 2x + 93.5 = 180

Answer 5

http://www.mathsisfun.com/geometry/triangles-interactive.html <--- click on Isosceles, notice the angles, notice the sides

Answer 6

And you can now solve for x.

Answer 7

So its 43.25?

Answer 8

yeap

Answer 9

Thanks!!! :)