# As part of a physics experiment students were asked to stretch a spring to extend it's length by 40%. If the original length of the spring is 45 cm, what should be the length of the extended spring? Enter your answer as a whole number. There is no need to

##### 1 Answer

Apr 3, 2018

We need to find

So We extended the spring by

The question asks for the **total length**, so we add

The elongated spring is