What is the perfect square factor of 80?

2 Answers
Apr 23, 2018

Answer:

16

Explanation:

80 is divisible by 16, the answer to which is 5

16 is a perfect square, since it is #4^2#

#sqrt80#

=#sqrt(16*5)#

=#4sqrt5#

Apr 23, 2018

Answer:

#80# has a few factors that are perfect squares, namely #1, 4# and #16#. For simplifying a radical we pick the biggest: #sqrt{80}=sqrt{16 cdot 5} = 4 sqrt{5}#.

Explanation: