A ladder leaning against a wall forms a triangle and exterior angles with the wall and the ground. What is the measure of exterior angle formed on the ground?


5 degrees



90 degrees



125 degrees



180 degrees

A ladder leaning against a wall forms a triangle and exterior angles with the wall and the ground What is the measure of exterior angle formed on the ground5 de class=

Respuesta :

PSN03

Yo sup??

we know that the sum of all the angles of a triangle is 180

therefore

11x+7x+90=180

18x=90

x=5

exterior angle formed on the ground=180-11x

=180-55

=125

Hope this helps