A painting in an art gallery has height h and is hung so that lower edge is a distance d above the eye of an observer (as in the figure). How far from the wall should the observer stand to get the best view? (In other words, where should the observer stand so as to maximize the angle subtended at his eye by the painting?) Select the correct answer.
d. 
Mathematics
You might also like to view...
Use the given slope and coordinate of the y-intercept to write the equation of the line in slope-intercept form.m = 
; (0, 4)
A. y = - 
x - 4
B. y = 
x + 4
C. y = - 
x + 4
D. y = 
x - 4
Mathematics
Write the ratio or rate in simplest form.525 yards to 75 yards
A. 
B. 
C. 
D. 
Mathematics
Simplify.16 + 2 - (-4)
A. 10 B. 14 C. -22 D. 22
Mathematics
Translate the sentence into an equation and solve it.If four more than a number is equal to fifteen, what is the number?
A. 4 + n = 15, n = -11 B. n = 15 + 4, n = 19 C. n + 4 = 15, n = 11 D. 4 - n = 15, n = -11
Mathematics