16x2=32
21x2=42
32+42=54
the perimeter is 54
Answer:

Step-by-step explanation:
To find square root, you have to find out what number times itself will create the square root value:
means that there has to be a number that times itself to get 4.
2*2=4
Meaning that 2 is the perfect choice for this question.
= 2
Answer:
Volume= 27. 12inches³
Step-by-step explanation:
to solve this question lets write out the parameters given
radius of the cylinder = 1.2 inches
height of the cylinder = 6 inches
volume of the cylinder = ?
<u>solution</u>
the fomular to find the volume of a cylinder is given to be
Volume= πr²h
Volume= 3.14 × ( 1.2)² × 6
Volume= 3.14 × 1.44 × 6
Volume= 27. 12inches³
therefore the volume of the cylinder equals to 27. 12inches³
Answer:
$9
Step-by-step explanation: