Q.

8th roots of unity and 6th roots of unity in the Argand plane formed two regular polygons. Then the ratio of their Areas is

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

a

4:33

b

8:33

c

8:36

d

4 : 3

answer is C.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

Area of a regular polygon of n sides = nr22sin2πn(where r= circum radius)

ratio of Areas =812sin π4:6×12sin π3
=22:332=8:36

Watch 3-min video & get full concept clarity
score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon