Answer:
First of all, lateral means the sides of the can in this case.
Calculate the surface area of the can, subtract the area of the top and bottom which are two circles, and theres the answer!
Step-by-step explanation:
1. SA= 2πrh+2πr^2
= 2(π)(1.3)(4) + 2(π)(1.3^2)
= 43.29- (π1.3^2)^2
=15.09
Please note that ^(a number) means to the power of (that number). Hope this helps!
Answer: 16
<u>Explanation:</u>
x² - kx + 64
Since we are looking for a perfect square, then we need to take the square root of 64 to find the factors: √64 = 8
So, the factors are: (x - 8)(x - 8)
Foil (or distribute) to get: x² - 16x + 64 <em>The k-value is 16</em>
Answer:
y-x
Step-by-step explanation:
Answer:
false :)
Step-by-step explanation:
Answer: $18.52
Step-by-step explanation: First you multiply the grocery store purchases by 3%, then you multiply the other purchases by 1.5%. Then you add together to get your total cash back
$326.79x.03=$9.80
$581.34x.015=$8.72
$9.80+$8.72=$18.52