An easy geometry problem

Geometry Level 3

What is the area enclosed by :

{ ∣ x − 2 ∣ ≤ 2 , ∣ y ∣ ≥ 2 , ( x − 4 ) 2 + ( y − 2 ) 2 ≤ 4 } \left\{|x-2|\leq2,|y|\geq2,(x-4)^2+(y-2)^2\leq4\right\}

4 π 4\pi π \pi 4 4 2 π 2\pi

ابراهيم فقرا by ابراهيم فقرا , 23, Israel

This section requires Javascript.
You are seeing this because something didn't load right. We suggest you, (a) try refreshing the page, (b) enabling javascript if it is disabled on your browser and, finally, (c) loading the non-javascript version of this page . We're sorry about the hassle.

1 solution

It's a quarter of a circle with radius 2 2 centered at ( 4 , 2 ) , (4,2) ,

So the area is 1 4 ∗ π ∗ 2 2 = π . \frac14*\pi*2^2=\pi.

3 Helpful 0 Interesting 0 Brilliant 0 Confused

0 pending reports

×

Problem Loading...

Note Loading...

Set Loading...