In this task, you need to reverse all words of a given length in the sentence. The number of letters in a word determine its length. For example, the length of the word "apple" is 5.

Example Input: Sentence: 'one man waves while another rides a skateboard on a ramp'. Reverse all words of length '10' in the given sentence.
Example Output: one man waves while another rides a draobetaks on a ramp

Example Input: Sentence: 'the blue pair of scissors is next to cut pieces of plastic'. Reverse all words of length '8' in the given sentence.
Example Output: the blue pair of srossics is next to cut pieces of plastic

Example Input: Sentence: 'a group of people play with a flying disc outside'. Reverse all words of length '4' in the given sentence.
Example Output:
a group of people yalp htiw a flying csid outside