Question

sec = 5/4 then cot (90-theta) is?​

Answer 1

Step-by-step explanation:

Given that, sec =5/4

By PT,

4²+x²=5²

x²=25-16=9

Therefore, x= 3

So, cosec = 5/3

Since, Cot (90- theta) = tan theta

Tan theta = sin/cos = sec/cosec = 3/4

Hope this is correct