Untitled document BIG IDEAS MATH

pter 5: Angles of Triangles > Section Exercises 5.1 > Exercise 16

(2x - 2)

to

45°

The measure of the exterior angle of the triangle is

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters