Answer:
the answer is 2√2.
Step-by-step explanation:
5(8-8x^2)=8
or,40-40x^2=8
or,40-8=40x^2
or,32=40x^2
or,32/40=x^2
or,4/5=x^2
or,√4/5= x
therefore.x=√4/5
raising some base to the power of 1/2 is the same as square root
Answer:
$449.6
Step-by-step explanation:
First find the area of the rectangle which is 4 units by 5 units and then the circle using 4.13(pi)r^2.
1- not sure, but my guess is C
2- 113? what did i do: I added all the sides and subtracted them by 720
3- 75