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➷ The formula for surface area of a cylinder is:
The radius is half the diameter
radius = 8/2 = 4
Substitute the values in:
Solve it:
surface area = 
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Everything that is not 4/9
If the problem youre solving as the value of the x and y you can make those linear equations, however u can make them with only the x val
Oh i done this yes sir u r correct
Answer:
32
Step-by-step explanation:
substitute the given values of a, b and c into the expression:
b² - 2ac = 4² - (2 x 4 x -2)
= 16 - (-16)
= 16 + 16
= 32
