The value of the ratio between areas of the shaded & unshaded region of following figure is __
Attachments:
Answers
Answered by
0
Hun se na ho payega...sorry..
nav4uuup5p0i3:
I can't understand . plz explain me clearly
length of rectangle is 3r and breadth is 2r. subtract the area of circles from rectangle then find the ratio
Answered by
1
Area of rectangle =3r*2r=6r^2
Area of shaded region=3/2 *r^2*pie=3*3.14/2 *r^2 =4.71r^2
Area of unshaded region=[6-4.71]r^2 =1.29r^2
Ratio=4.71:1.29=157:43
Area of shaded region=3/2 *r^2*pie=3*3.14/2 *r^2 =4.71r^2
Area of unshaded region=[6-4.71]r^2 =1.29r^2
Ratio=4.71:1.29=157:43
let me know if it is right and Mark as Brainlist
Similar questions