Question

in the figure to the right,AB is a diameter of t circle with center O and ABCD is a square. What is the area of the shaded region in terms of r

Answer 1

hmm...

Answer 2

@jim_thompson5910

Answer 3

Now the endpoints on this square.....hmm.

Answer 4

JIM!

Answer 5

a^2 + b^2 = c^2

x^2 + x^2 = (2r)^2

2x^2 = 4r^2

x^2 = 2r^2

Answer 6

hmm?

Answer 7

Erm, read your messages mr. lol.

Answer 8

lol ok

Answer 9

So the shaded region you're looking for is....?

Answer 10

good point, that is missing...but it's probably this region here (just a guess though)