A family needs to build fencing around their rectangular
home and square swimming pool, depicted below.
The total amount of fencing they need can be written
as Tx + 10.
Pool |(2x) yd
If x= 5,
The family needs
their home
yards of fencing for
Home
The family needs
pool
yards of fencing for their
(2 + 5.x) yd
(3 + 10.x) yd

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

other answer is correct. i had used the radius of the radius somehow. a website:

im with everythinglos so yeahhhhh

step-by-step explanation: