   # Four adjoining circles: Find the area of highlighted part?

0 votes
560 views

Find the area of yellow color part, following data is given -
r (Radius of Circle) - 8 cm
Pi - 3.142  posted Sep 23, 2014
Share this puzzle

## 1 Answer

+1 vote

Connect the center of the circles and you will get a square area of 16*16 cm2 ----(a)
Now get the area of quarter of circle - 1/4*pi*8*8
Area of such 4 quarters - 64pi or 201 -----(b)

Area of shared region: 256 - 201 = 55 answer Sep 23, 2014

Similar Puzzles
0 votes

Five circles are created to the maximum possible area in a hexagon, find the ratio of the grey region on the image? 0 votes

Seven circles, each with radius 1, overlap to form the composite figure shown below. Find the area of shaded region? +1 vote

7 non-overlapping unit circles are inscribed inside a large circle as shown below. Find the area of the shaded region? 0 votes

A rectangle is divided by four lines, as shown, with 4 of the resulting triangles having known areas. Find the area of the quadrilateral that is shaded in grey. +1 vote

Two congruent circles of radius 5 cm are drawn in such a way that one is 1 cm below the other . Find the area of red coloured region? 