Answer:
the answer is 90
Step-by-step explanation:
12 x 7.5 = 90.
49.65-43.9=5.75 and you can check it by adding 43.9 and 5.75
Answer:
7 is the y-intercept
slope is 2/1
Step-by-step explanation:
Answer:
I'll setup the problem and you can do the calculations
Step-by-step explanation:
a.

V = volume; D = diameter; H = height of can
b.
Area of the Tin is the total area of the 2 Tin circles
one circle's area A is

A = area; D = diameter
calculate A
Then multiply by 2
c.
The area of the cardboard is the circumstance of the circle
times the height

d.
add answers from b and c