Answer:
<u>40 sq. ft.</u>
Step-by-step explanation:
Given :-
Volume = 160 cu. ft.
Height = 4 ft.
To Find :-
Base Area
Relation :-
Volume = Base Area x Height
Solving :-
Base Area = 160/4
= <u>40 sq. ft.</u>
Answer:
0.0714285metres, 0.07 metres
Step-by-step explanation:
100÷7 = 14.285...
5x14.285..=71.4285...
1/10 x 71.4285cm =7.142, 0.07metres
you multiply the previous term by 3 each time
Answer:

Step-by-step explanation:
Area of a circle.





Area of a square.



Subtract the area of the square with the area of the circle.


I hope it helps.
Brainliest much appreciated.
(3t² +t -12t - 4)(t+2)=0
(3t³ - 5t² -26t -8) =0
t = -2