10 theta equal to 20 upon 21 then cos theta is equal to
Answers
Answered by
1
Answer:
First Learn to Ask Questions
Answered by
1
Answer:
10 theta =p upon b
10 theta =20 upon 21
then
cos theta b upon h
by pythagoras theorem
p^2+b^2=h^2
(20)^2+(21)^2=(h)^2
400+441=(h)^2
841 = (h)^2
29 =h
so . cos theta b upon h
cos theta =21 upon 29
Similar questions
Business Studies,
5 months ago
Math,
5 months ago
History,
11 months ago
English,
11 months ago
Science,
1 year ago