3cm x 4ft. your answer should be wrote in fr
Hello!
To find the surface area of a cylinder you use the equation

SA is surface area
r is radius
h is height
PUt in the values you know

Square the number

Multiply 7 and 18

Multiply 126 by 2

Multiply the 49 by 2

Add

The answer is

Hope this helps!
Move the -7 to the right, its sign will flip (do you know why?)
Negate both sides to change -x to x
-x = 16+7
-x = 23
x = -23
9 because the square root of 81 is 9
Answer:
The volume is 75
Step-by-step explanation:
because the volume is the width, length, and height, add them together.