Answer:
=> 216
Step-by-step explanation:
perimeter of the rectangular pool is
=> 2(l+b)
=> 2( 45.7 + 62.3 )
=> 2(108.0)
=> 216
Answer:
I dont know im so sorry
Step-by-step explanation:
25-(2+5)(2+5)
25- 4+10+10+25
=66
Answer:
x=10
Step-by-step explanation:
Use the Pythagorean Theorem, which is a^2+b^2=c^2
The formula would lead to:
6^2+8^2=x^2
36+64=x^2
100=x^2
10=x
Answer:

Step-by-step explanation:
<u>Step 1</u>:-
Given problem is [(x + 1)(x - 1)]^2
by using formula in side square bracket is

![[x^{2} -1]^{2}](https://tex.z-dn.net/?f=%5Bx%5E%7B2%7D%20-1%5D%5E%7B2%7D)
<u>Step 2</u>:- again we will use formula

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on simplification we get

<u>Final answer:-</u>

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