Math, asked by riyashrama, 1 year ago

hii guys ..
if angle A and B are acute angle such that cos a = cos b , then show angle A = B .???

Answers

Answered by anushamishra
5
HOPE IT HELPS U......
MARK IT THE BRANLIEST
Attachments:

AndyStark: hii riya
riyashrama: hii
riyashrama: how r u ?
AndyStark: I'm fine
AndyStark: and u
riyashrama: me too
Answered by sg2544
3
HAI MATE........



it is very simple just open the values of cos A and cos B
cos A = AC/AB

cosB =  BC/AB

it is given cos A = cos B
then AC/AB = BC/AB

then AC = BC

then by property of angle opposite to equal side are equal

angle A = angle B

hence proved


HOPE IT HELPS U DEAR.....



Attachments:

riyashrama: thx u so much di
Similar questions