A piece of a thread is used to measure lengths and distances in ______ objects.
curved
very large
straight
broken
A piece of a thread is used to measure lengths and distances in curved objects.
A piece of an iron rod is used to measure lengths and distances in _______ objects.
Use the following information to answer the next question.
Akram has a piece of thread. He measures the length of a table using this thread. He has to place the thread eight times along the length of the table to measure its length. Then, he folds the thread twice at its mid point and again measures the length of the same table.
How many times does Akram have to place the folded thread along the length of the table?
From a length of 20 m of a thread, two piece each measuring are cut. Find the length of the piece of thread remaining.