Question

find the length of side square whose area is 441 ​

Answer 1

hope its helpful.the answer is 21. u will find the process in the attachment guven

Answer 2

Hey mate:-

Answer:- a =21

Explanation :-

area formula = a*a

where a is length

so √441 = 21

hope it helps ❤❤

Brainliest if you like it❤❤