Which equation matches the hanger diagram?
pls help !!!

1. are the triangles similar and if so why? what is the value of x? show your work.

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

If u good at math hit me up on insta or sum @basic_jaiden or @ and