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Grade:10

3 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

52)
cos ( theta ) = 4/5

Sin (theta) = (1- (4/5)^2)^0.5
= 3/5

Cot ( theta ) = (4/5)/(3/5)
= 4/3

please ask only one question at a time
Regards
Vikas TU
14149 Points
4 years ago
Hiii Kunal 
Please ask your question , one by one , do not ask like this, Because we have certain ability to type , 
We can not type 10 question in a go, 
So , Please understand the situation and type question one by one.
Good luck 
Cheers 
Arun
25750 Points
4 years ago
Dear student
 
if sin theta = 12/13 and theta is in first quadrant hence tan theta and cos theta will also be positive.
 
cos theta = 5/13 and tan theta= 12/5

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