hii guys ..
if angle A and B are acute angle such that cos a = cos b , then show angle A = B .???
Answers
Answered by
5
HOPE IT HELPS U......
MARK IT THE BRANLIEST
MARK IT THE BRANLIEST
Attachments:
AndyStark:
hii riya
Answered by
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.....
♧
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:
Similar questions
English,
7 months ago
Computer Science,
7 months ago
Math,
7 months ago
Computer Science,
1 year ago