Find the measure of angle 2 in the regular pentagon.

What is the value of f(x) = 2.2 for f(-2)?

The mean average cost of standard room per night at a hostel is ? 20.60. therefore, how much does a standard room cost per night at night-time rest days?

For the sequence [tex]a_{n} = 2n/(n+1)[/tex], what is the value of [tex]a_{10}[/tex]