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## Homework Statement

Ok so im given that a pendulum swings 41.35 seconds in 20 cycles. I have to find the frequency of that pendulum

## Homework Equations

i know that f=1/T where T is period b/c frequency and period are reciprocal to each other.

i also know that f = N/t where t is the time for i think 1 cycle? but i dont know N

## The Attempt at a Solution

Im not given Period so i have no idea how to solve for this. Please help! and please be specific on how u got your answer. Thx