I think it's , true , false , false . the last one is kinda tricky
Answer:
The correct answer will be "0.3043".
Step-by-step explanation:
The given values are:



then,

If researchers know representative sample n > 30 and default deviation those who use z-test
∴ 
⇒ 
⇒ 
⇒ 
⇒ 
⇒ 
Hello,
The answer would be "squares".
Reason:
A rectangle divided into four equal parts would be four squares therefore the answer is squares.
If you need anymore help feel free to ask me!
Hope this helps!
~Nonportrit
Answer:
1 1/4
Step-by-step explanation:

five eighths plus five eighths equals ten eighths simplified to one and two eighths and simplified again to one and one fourth.
Answer:
900 sq ft
Step-by-step explanation:
The area of a trapezoid is (Base 1 + Base 2) * height/2. So to plug the numbers in...
(30+60)20/2
90*20/2
1800/2
900 sq ft